Home / 1,440,041.52-2,160,367.80-493,158

Finding the Fourth Proportional to 1,440,041.52, 2,160,367.80 and 493,158

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Solution

The fourth proportional to 1,440,041.52, 2,160,367.80 and 493,158 is: 739,841.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,041.52 : 2,160,367.80 = 493,158 : x
  2. Step 2: Convert to fraction form
    1,440,041.52/2,160,367.80 = 493,158/x
  3. Step 3: Cross multiply
    1,440,041.52x = 2,160,367.80 × 493,158
  4. Step 4: Simplify right side
    1,440,041.52x = 1,065,402,663,512.40
  5. Step 5: Solve for x
    x = 1,065,402,663,512.40/1,440,041.52
  6. Step 6: Final answer
    x = 739,841.63

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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.