Home / 1,319,557.12-1,979,407.36-373,002.24

Finding the Fourth Proportional to 1,319,557.12, 1,979,407.36 and 373,002.24

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Solution

The fourth proportional to 1,319,557.12, 1,979,407.36 and 373,002.24 is: 559,523.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,557.12 : 1,979,407.36 = 373,002.24 : x
  2. Step 2: Convert to fraction form
    1,319,557.12/1,979,407.36 = 373,002.24/x
  3. Step 3: Cross multiply
    1,319,557.12x = 1,979,407.36 × 373,002.24
  4. Step 4: Simplify right side
    1,319,557.12x = 738,323,379,152.49
  5. Step 5: Solve for x
    x = 738,323,379,152.49/1,319,557.12
  6. Step 6: Final answer
    x = 559,523.62

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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.