Home / 1,816,344.59-2,506,752.39-1,000,631.86

Finding the Fourth Proportional to 1,816,344.59, 2,506,752.39 and 1,000,631.86

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Solution

The fourth proportional to 1,816,344.59, 2,506,752.39 and 1,000,631.86 is: 1,380,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,344.59 : 2,506,752.39 = 1,000,631.86 : x
  2. Step 2: Convert to fraction form
    1,816,344.59/2,506,752.39 = 1,000,631.86/x
  3. Step 3: Cross multiply
    1,816,344.59x = 2,506,752.39 × 1,000,631.86
  4. Step 4: Simplify right side
    1,816,344.59x = 2,508,336,304,050.63
  5. Step 5: Solve for x
    x = 2,508,336,304,050.63/1,816,344.59
  6. Step 6: Final answer
    x = 1,380,980.42

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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.