Home / 1,725,833.07-2,589,123.29-660,875.12

Finding the Fourth Proportional to 1,725,833.07, 2,589,123.29 and 660,875.12

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Solution

The fourth proportional to 1,725,833.07, 2,589,123.29 and 660,875.12 is: 991,455.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,833.07 : 2,589,123.29 = 660,875.12 : x
  2. Step 2: Convert to fraction form
    1,725,833.07/2,589,123.29 = 660,875.12/x
  3. Step 3: Cross multiply
    1,725,833.07x = 2,589,123.29 × 660,875.12
  4. Step 4: Simplify right side
    1,725,833.07x = 1,711,087,148,723.55
  5. Step 5: Solve for x
    x = 1,711,087,148,723.55/1,725,833.07
  6. Step 6: Final answer
    x = 991,455.77

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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.