Home / 1,199,585.28-1,655,427.54-655,723.20

Finding the Fourth Proportional to 1,199,585.28, 1,655,427.54 and 655,723.20

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Solution

The fourth proportional to 1,199,585.28, 1,655,427.54 and 655,723.20 is: 904,897.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,585.28 : 1,655,427.54 = 655,723.20 : x
  2. Step 2: Convert to fraction form
    1,199,585.28/1,655,427.54 = 655,723.20/x
  3. Step 3: Cross multiply
    1,199,585.28x = 1,655,427.54 × 655,723.20
  4. Step 4: Simplify right side
    1,199,585.28x = 1,085,502,243,896.93
  5. Step 5: Solve for x
    x = 1,085,502,243,896.93/1,199,585.28
  6. Step 6: Final answer
    x = 904,897.94

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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.