Home / 1,618,011.90-2,426,677.65-818,541.90

Finding the Fourth Proportional to 1,618,011.90, 2,426,677.65 and 818,541.90

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Solution

The fourth proportional to 1,618,011.90, 2,426,677.65 and 818,541.90 is: 1,227,640.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,011.90 : 2,426,677.65 = 818,541.90 : x
  2. Step 2: Convert to fraction form
    1,618,011.90/2,426,677.65 = 818,541.90/x
  3. Step 3: Cross multiply
    1,618,011.90x = 2,426,677.65 × 818,541.90
  4. Step 4: Simplify right side
    1,618,011.90x = 1,986,337,334,318.54
  5. Step 5: Solve for x
    x = 1,986,337,334,318.54/1,618,011.90
  6. Step 6: Final answer
    x = 1,227,640.74

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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.