Home / 1,125,389.72-1,553,037.77-616,092.10

Finding the Fourth Proportional to 1,125,389.72, 1,553,037.77 and 616,092.10

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Solution

The fourth proportional to 1,125,389.72, 1,553,037.77 and 616,092.10 is: 850,207.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,389.72 : 1,553,037.77 = 616,092.10 : x
  2. Step 2: Convert to fraction form
    1,125,389.72/1,553,037.77 = 616,092.10/x
  3. Step 3: Cross multiply
    1,125,389.72x = 1,553,037.77 × 616,092.10
  4. Step 4: Simplify right side
    1,125,389.72x = 956,814,298,756.25
  5. Step 5: Solve for x
    x = 956,814,298,756.25/1,125,389.72
  6. Step 6: Final answer
    x = 850,207.07

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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.