Home / 1,515,659.62-2,091,461.40-836,552.38

Finding the Fourth Proportional to 1,515,659.62, 2,091,461.40 and 836,552.38

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Solution

The fourth proportional to 1,515,659.62, 2,091,461.40 and 836,552.38 is: 1,154,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,659.62 : 2,091,461.40 = 836,552.38 : x
  2. Step 2: Convert to fraction form
    1,515,659.62/2,091,461.40 = 836,552.38/x
  3. Step 3: Cross multiply
    1,515,659.62x = 2,091,461.40 × 836,552.38
  4. Step 4: Simplify right side
    1,515,659.62x = 1,749,617,011,848.13
  5. Step 5: Solve for x
    x = 1,749,617,011,848.13/1,515,659.62
  6. Step 6: Final answer
    x = 1,154,360.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.