Home / 1,303,061.39-1,798,223.51-730,105.66

Finding the Fourth Proportional to 1,303,061.39, 1,798,223.51 and 730,105.66

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Solution

The fourth proportional to 1,303,061.39, 1,798,223.51 and 730,105.66 is: 1,007,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,061.39 : 1,798,223.51 = 730,105.66 : x
  2. Step 2: Convert to fraction form
    1,303,061.39/1,798,223.51 = 730,105.66/x
  3. Step 3: Cross multiply
    1,303,061.39x = 1,798,223.51 × 730,105.66
  4. Step 4: Simplify right side
    1,303,061.39x = 1,312,893,149,954.42
  5. Step 5: Solve for x
    x = 1,312,893,149,954.42/1,303,061.39
  6. Step 6: Final answer
    x = 1,007,545.13

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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.