Home / 1,013,569.08-1,398,725.15-554,683.94

Finding the Fourth Proportional to 1,013,569.08, 1,398,725.15 and 554,683.94

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Solution

The fourth proportional to 1,013,569.08, 1,398,725.15 and 554,683.94 is: 765,463.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,569.08 : 1,398,725.15 = 554,683.94 : x
  2. Step 2: Convert to fraction form
    1,013,569.08/1,398,725.15 = 554,683.94/x
  3. Step 3: Cross multiply
    1,013,569.08x = 1,398,725.15 × 554,683.94
  4. Step 4: Simplify right side
    1,013,569.08x = 775,850,379,211.07
  5. Step 5: Solve for x
    x = 775,850,379,211.07/1,013,569.08
  6. Step 6: Final answer
    x = 765,463.74

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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.