Home / 1,335,617.50-1,998,637.30-1,156,319.60

Finding the Fourth Proportional to 1,335,617.50, 1,998,637.30 and 1,156,319.60

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Solution

The fourth proportional to 1,335,617.50, 1,998,637.30 and 1,156,319.60 is: 1,730,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,617.50 : 1,998,637.30 = 1,156,319.60 : x
  2. Step 2: Convert to fraction form
    1,335,617.50/1,998,637.30 = 1,156,319.60/x
  3. Step 3: Cross multiply
    1,335,617.50x = 1,998,637.30 × 1,156,319.60
  4. Step 4: Simplify right side
    1,335,617.50x = 2,311,063,483,281.08
  5. Step 5: Solve for x
    x = 2,311,063,483,281.08/1,335,617.50
  6. Step 6: Final answer
    x = 1,730,333.34

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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.