Home / 1,356,308.40-2,034,462.60-788,660.40

Finding the Fourth Proportional to 1,356,308.40, 2,034,462.60 and 788,660.40

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Solution

The fourth proportional to 1,356,308.40, 2,034,462.60 and 788,660.40 is: 1,182,990.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,308.40 : 2,034,462.60 = 788,660.40 : x
  2. Step 2: Convert to fraction form
    1,356,308.40/2,034,462.60 = 788,660.40/x
  3. Step 3: Cross multiply
    1,356,308.40x = 2,034,462.60 × 788,660.40
  4. Step 4: Simplify right side
    1,356,308.40x = 1,604,500,087,901.04
  5. Step 5: Solve for x
    x = 1,604,500,087,901.04/1,356,308.40
  6. Step 6: Final answer
    x = 1,182,990.60

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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.