Home / 1,618,061.40-2,427,966.90-671,527.80

Finding the Fourth Proportional to 1,618,061.40, 2,427,966.90 and 671,527.80

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Solution

The fourth proportional to 1,618,061.40, 2,427,966.90 and 671,527.80 is: 1,007,654.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,061.40 : 2,427,966.90 = 671,527.80 : x
  2. Step 2: Convert to fraction form
    1,618,061.40/2,427,966.90 = 671,527.80/x
  3. Step 3: Cross multiply
    1,618,061.40x = 2,427,966.90 × 671,527.80
  4. Step 4: Simplify right side
    1,618,061.40x = 1,630,447,270,829.82
  5. Step 5: Solve for x
    x = 1,630,447,270,829.82/1,618,061.40
  6. Step 6: Final answer
    x = 1,007,654.76

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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.