Home / 1,007,024.82-1,389,730.92-548,117.21

Finding the Fourth Proportional to 1,007,024.82, 1,389,730.92 and 548,117.21

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Solution

The fourth proportional to 1,007,024.82, 1,389,730.92 and 548,117.21 is: 756,421.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,024.82 : 1,389,730.92 = 548,117.21 : x
  2. Step 2: Convert to fraction form
    1,007,024.82/1,389,730.92 = 548,117.21/x
  3. Step 3: Cross multiply
    1,007,024.82x = 1,389,730.92 × 548,117.21
  4. Step 4: Simplify right side
    1,007,024.82x = 761,735,434,521.13
  5. Step 5: Solve for x
    x = 761,735,434,521.13/1,007,024.82
  6. Step 6: Final answer
    x = 756,421.71

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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.