Home / 1,528,661.52-2,292,997.80-463,712.88

Finding the Fourth Proportional to 1,528,661.52, 2,292,997.80 and 463,712.88

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Solution

The fourth proportional to 1,528,661.52, 2,292,997.80 and 463,712.88 is: 695,570.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,661.52 : 2,292,997.80 = 463,712.88 : x
  2. Step 2: Convert to fraction form
    1,528,661.52/2,292,997.80 = 463,712.88/x
  3. Step 3: Cross multiply
    1,528,661.52x = 2,292,997.80 × 463,712.88
  4. Step 4: Simplify right side
    1,528,661.52x = 1,063,292,613,671.66
  5. Step 5: Solve for x
    x = 1,063,292,613,671.66/1,528,661.52
  6. Step 6: Final answer
    x = 695,570.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.