Home / 1,042,747.04-1,439,215.92-634,984.16

Finding the Fourth Proportional to 1,042,747.04, 1,439,215.92 and 634,984.16

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Solution

The fourth proportional to 1,042,747.04, 1,439,215.92 and 634,984.16 is: 876,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,747.04 : 1,439,215.92 = 634,984.16 : x
  2. Step 2: Convert to fraction form
    1,042,747.04/1,439,215.92 = 634,984.16/x
  3. Step 3: Cross multiply
    1,042,747.04x = 1,439,215.92 × 634,984.16
  4. Step 4: Simplify right side
    1,042,747.04x = 913,879,312,019.83
  5. Step 5: Solve for x
    x = 913,879,312,019.83/1,042,747.04
  6. Step 6: Final answer
    x = 876,415.16

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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.