Home / 1,479,948.88-2,219,024.40-580,312.80

Finding the Fourth Proportional to 1,479,948.88, 2,219,024.40 and 580,312.80

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Solution

The fourth proportional to 1,479,948.88, 2,219,024.40 and 580,312.80 is: 870,116.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,948.88 : 2,219,024.40 = 580,312.80 : x
  2. Step 2: Convert to fraction form
    1,479,948.88/2,219,024.40 = 580,312.80/x
  3. Step 3: Cross multiply
    1,479,948.88x = 2,219,024.40 × 580,312.80
  4. Step 4: Simplify right side
    1,479,948.88x = 1,287,728,262,832.32
  5. Step 5: Solve for x
    x = 1,287,728,262,832.32/1,479,948.88
  6. Step 6: Final answer
    x = 870,116.72

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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.