Home / 1,365,098.10-2,047,647.15-418,345.80

Finding the Fourth Proportional to 1,365,098.10, 2,047,647.15 and 418,345.80

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Solution

The fourth proportional to 1,365,098.10, 2,047,647.15 and 418,345.80 is: 627,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,098.10 : 2,047,647.15 = 418,345.80 : x
  2. Step 2: Convert to fraction form
    1,365,098.10/2,047,647.15 = 418,345.80/x
  3. Step 3: Cross multiply
    1,365,098.10x = 2,047,647.15 × 418,345.80
  4. Step 4: Simplify right side
    1,365,098.10x = 856,624,585,084.47
  5. Step 5: Solve for x
    x = 856,624,585,084.47/1,365,098.10
  6. Step 6: Final answer
    x = 627,518.70

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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.