Home / 1,780,116.51-2,457,000.24-1,016,612.94

Finding the Fourth Proportional to 1,780,116.51, 2,457,000.24 and 1,016,612.94

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Solution

The fourth proportional to 1,780,116.51, 2,457,000.24 and 1,016,612.94 is: 1,403,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,116.51 : 2,457,000.24 = 1,016,612.94 : x
  2. Step 2: Convert to fraction form
    1,780,116.51/2,457,000.24 = 1,016,612.94/x
  3. Step 3: Cross multiply
    1,780,116.51x = 2,457,000.24 × 1,016,612.94
  4. Step 4: Simplify right side
    1,780,116.51x = 2,497,818,237,567.11
  5. Step 5: Solve for x
    x = 2,497,818,237,567.11/1,780,116.51
  6. Step 6: Final answer
    x = 1,403,176.83

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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.