Home / 1,055,032.80-1,455,943.32-571,609.95

Finding the Fourth Proportional to 1,055,032.80, 1,455,943.32 and 571,609.95

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Solution

The fourth proportional to 1,055,032.80, 1,455,943.32 and 571,609.95 is: 788,820.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,032.80 : 1,455,943.32 = 571,609.95 : x
  2. Step 2: Convert to fraction form
    1,055,032.80/1,455,943.32 = 571,609.95/x
  3. Step 3: Cross multiply
    1,055,032.80x = 1,455,943.32 × 571,609.95
  4. Step 4: Simplify right side
    1,055,032.80x = 832,231,688,348.03
  5. Step 5: Solve for x
    x = 832,231,688,348.03/1,055,032.80
  6. Step 6: Final answer
    x = 788,820.68

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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.