Home / 1,917,008.10-2,875,512.15-587,139.30

Finding the Fourth Proportional to 1,917,008.10, 2,875,512.15 and 587,139.30

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Solution

The fourth proportional to 1,917,008.10, 2,875,512.15 and 587,139.30 is: 880,708.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,008.10 : 2,875,512.15 = 587,139.30 : x
  2. Step 2: Convert to fraction form
    1,917,008.10/2,875,512.15 = 587,139.30/x
  3. Step 3: Cross multiply
    1,917,008.10x = 2,875,512.15 × 587,139.30
  4. Step 4: Simplify right side
    1,917,008.10x = 1,688,326,190,892.50
  5. Step 5: Solve for x
    x = 1,688,326,190,892.50/1,917,008.10
  6. Step 6: Final answer
    x = 880,708.95

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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.