Home / 1,816,497-2,506,765.86-1,011,681

Finding the Fourth Proportional to 1,816,497, 2,506,765.86 and 1,011,681

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Solution

The fourth proportional to 1,816,497, 2,506,765.86 and 1,011,681 is: 1,396,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,497 : 2,506,765.86 = 1,011,681 : x
  2. Step 2: Convert to fraction form
    1,816,497/2,506,765.86 = 1,011,681/x
  3. Step 3: Cross multiply
    1,816,497x = 2,506,765.86 × 1,011,681
  4. Step 4: Simplify right side
    1,816,497x = 2,536,047,392,010.66
  5. Step 5: Solve for x
    x = 2,536,047,392,010.66/1,816,497
  6. Step 6: Final answer
    x = 1,396,119.78

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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.