Home / 4,159,041.80-6,238,562.70-1,319,376.20

Finding the Fourth Proportional to 4,159,041.80, 6,238,562.70 and 1,319,376.20

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Solution

The fourth proportional to 4,159,041.80, 6,238,562.70 and 1,319,376.20 is: 1,979,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159,041.80 : 6,238,562.70 = 1,319,376.20 : x
  2. Step 2: Convert to fraction form
    4,159,041.80/6,238,562.70 = 1,319,376.20/x
  3. Step 3: Cross multiply
    4,159,041.80x = 6,238,562.70 × 1,319,376.20
  4. Step 4: Simplify right side
    4,159,041.80x = 8,231,011,148,587.74
  5. Step 5: Solve for x
    x = 8,231,011,148,587.74/4,159,041.80
  6. Step 6: Final answer
    x = 1,979,064.30

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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.