Home / 1,478,705.04-2,040,613.80-799,641.48

Finding the Fourth Proportional to 1,478,705.04, 2,040,613.80 and 799,641.48

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Solution

The fourth proportional to 1,478,705.04, 2,040,613.80 and 799,641.48 is: 1,103,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,705.04 : 2,040,613.80 = 799,641.48 : x
  2. Step 2: Convert to fraction form
    1,478,705.04/2,040,613.80 = 799,641.48/x
  3. Step 3: Cross multiply
    1,478,705.04x = 2,040,613.80 × 799,641.48
  4. Step 4: Simplify right side
    1,478,705.04x = 1,631,759,439,140.42
  5. Step 5: Solve for x
    x = 1,631,759,439,140.42/1,478,705.04
  6. Step 6: Final answer
    x = 1,103,505.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.