Home / 1,215,115.10-1,822,672.65-506,527.10

Finding the Fourth Proportional to 1,215,115.10, 1,822,672.65 and 506,527.10

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Solution

The fourth proportional to 1,215,115.10, 1,822,672.65 and 506,527.10 is: 759,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,115.10 : 1,822,672.65 = 506,527.10 : x
  2. Step 2: Convert to fraction form
    1,215,115.10/1,822,672.65 = 506,527.10/x
  3. Step 3: Cross multiply
    1,215,115.10x = 1,822,672.65 × 506,527.10
  4. Step 4: Simplify right side
    1,215,115.10x = 923,233,091,653.82
  5. Step 5: Solve for x
    x = 923,233,091,653.82/1,215,115.10
  6. Step 6: Final answer
    x = 759,790.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.