Home / 4,602,780.19-6,904,447.15-1,407,934.04

Finding the Fourth Proportional to 4,602,780.19, 6,904,447.15 and 1,407,934.04

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Solution

The fourth proportional to 4,602,780.19, 6,904,447.15 and 1,407,934.04 is: 2,111,985.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,602,780.19 : 6,904,447.15 = 1,407,934.04 : x
  2. Step 2: Convert to fraction form
    4,602,780.19/6,904,447.15 = 1,407,934.04/x
  3. Step 3: Cross multiply
    4,602,780.19x = 6,904,447.15 × 1,407,934.04
  4. Step 4: Simplify right side
    4,602,780.19x = 9,721,006,183,607.27
  5. Step 5: Solve for x
    x = 9,721,006,183,607.27/4,602,780.19
  6. Step 6: Final answer
    x = 2,111,985.75

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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.