Home / 1,335,801.30-2,005,014.15-662,642.70

Finding the Fourth Proportional to 1,335,801.30, 2,005,014.15 and 662,642.70

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Solution

The fourth proportional to 1,335,801.30, 2,005,014.15 and 662,642.70 is: 994,614.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,801.30 : 2,005,014.15 = 662,642.70 : x
  2. Step 2: Convert to fraction form
    1,335,801.30/2,005,014.15 = 662,642.70/x
  3. Step 3: Cross multiply
    1,335,801.30x = 2,005,014.15 × 662,642.70
  4. Step 4: Simplify right side
    1,335,801.30x = 1,328,607,989,894.20
  5. Step 5: Solve for x
    x = 1,328,607,989,894.20/1,335,801.30
  6. Step 6: Final answer
    x = 994,614.98

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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.