Home / 1,439,889.98-2,160,301.65-493,269.02

Finding the Fourth Proportional to 1,439,889.98, 2,160,301.65 and 493,269.02

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Solution

The fourth proportional to 1,439,889.98, 2,160,301.65 and 493,269.02 is: 740,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,889.98 : 2,160,301.65 = 493,269.02 : x
  2. Step 2: Convert to fraction form
    1,439,889.98/2,160,301.65 = 493,269.02/x
  3. Step 3: Cross multiply
    1,439,889.98x = 2,160,301.65 × 493,269.02
  4. Step 4: Simplify right side
    1,439,889.98x = 1,065,609,877,799.88
  5. Step 5: Solve for x
    x = 1,065,609,877,799.88/1,439,889.98
  6. Step 6: Final answer
    x = 740,063.40

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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.