Home / 1,055,041.32-1,455,957.36-571,609.80

Finding the Fourth Proportional to 1,055,041.32, 1,455,957.36 and 571,609.80

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Solution

The fourth proportional to 1,055,041.32, 1,455,957.36 and 571,609.80 is: 788,821.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,041.32 : 1,455,957.36 = 571,609.80 : x
  2. Step 2: Convert to fraction form
    1,055,041.32/1,455,957.36 = 571,609.80/x
  3. Step 3: Cross multiply
    1,055,041.32x = 1,455,957.36 × 571,609.80
  4. Step 4: Simplify right side
    1,055,041.32x = 832,239,495,358.13
  5. Step 5: Solve for x
    x = 832,239,495,358.13/1,055,041.32
  6. Step 6: Final answer
    x = 788,821.71

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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.