Home / 1,087,741.78-1,631,444.19-555,656.02

Finding the Fourth Proportional to 1,087,741.78, 1,631,444.19 and 555,656.02

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Solution

The fourth proportional to 1,087,741.78, 1,631,444.19 and 555,656.02 is: 833,397.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,741.78 : 1,631,444.19 = 555,656.02 : x
  2. Step 2: Convert to fraction form
    1,087,741.78/1,631,444.19 = 555,656.02/x
  3. Step 3: Cross multiply
    1,087,741.78x = 1,631,444.19 × 555,656.02
  4. Step 4: Simplify right side
    1,087,741.78x = 906,521,785,467.52
  5. Step 5: Solve for x
    x = 906,521,785,467.52/1,087,741.78
  6. Step 6: Final answer
    x = 833,397.96

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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.