Home / 1,559,326.80-2,339,225.64-660,772.20

Finding the Fourth Proportional to 1,559,326.80, 2,339,225.64 and 660,772.20

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Solution

The fourth proportional to 1,559,326.80, 2,339,225.64 and 660,772.20 is: 991,258.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,326.80 : 2,339,225.64 = 660,772.20 : x
  2. Step 2: Convert to fraction form
    1,559,326.80/2,339,225.64 = 660,772.20/x
  3. Step 3: Cross multiply
    1,559,326.80x = 2,339,225.64 × 660,772.20
  4. Step 4: Simplify right side
    1,559,326.80x = 1,545,695,272,439.21
  5. Step 5: Solve for x
    x = 1,545,695,272,439.21/1,559,326.80
  6. Step 6: Final answer
    x = 991,258.07

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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.