Home / 2,970,280.32-4,455,598.56-840,526.08

Finding the Fourth Proportional to 2,970,280.32, 4,455,598.56 and 840,526.08

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Solution

The fourth proportional to 2,970,280.32, 4,455,598.56 and 840,526.08 is: 1,260,839.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,280.32 : 4,455,598.56 = 840,526.08 : x
  2. Step 2: Convert to fraction form
    2,970,280.32/4,455,598.56 = 840,526.08/x
  3. Step 3: Cross multiply
    2,970,280.32x = 4,455,598.56 × 840,526.08
  4. Step 4: Simplify right side
    2,970,280.32x = 3,745,046,791,690.44
  5. Step 5: Solve for x
    x = 3,745,046,791,690.44/2,970,280.32
  6. Step 6: Final answer
    x = 1,260,839.51

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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.