Home / 1,354,939.29-2,030,637.20-555,284.61

Finding the Fourth Proportional to 1,354,939.29, 2,030,637.20 and 555,284.61

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Solution

The fourth proportional to 1,354,939.29, 2,030,637.20 and 555,284.61 is: 832,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,939.29 : 2,030,637.20 = 555,284.61 : x
  2. Step 2: Convert to fraction form
    1,354,939.29/2,030,637.20 = 555,284.61/x
  3. Step 3: Cross multiply
    1,354,939.29x = 2,030,637.20 × 555,284.61
  4. Step 4: Simplify right side
    1,354,939.29x = 1,127,581,582,877.07
  5. Step 5: Solve for x
    x = 1,127,581,582,877.07/1,354,939.29
  6. Step 6: Final answer
    x = 832,200.82

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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.