Home / 2,676,565.40-4,014,459.30-783,109.40

Finding the Fourth Proportional to 2,676,565.40, 4,014,459.30 and 783,109.40

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Solution

The fourth proportional to 2,676,565.40, 4,014,459.30 and 783,109.40 is: 1,174,550.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,565.40 : 4,014,459.30 = 783,109.40 : x
  2. Step 2: Convert to fraction form
    2,676,565.40/4,014,459.30 = 783,109.40/x
  3. Step 3: Cross multiply
    2,676,565.40x = 4,014,459.30 × 783,109.40
  4. Step 4: Simplify right side
    2,676,565.40x = 3,143,760,813,747.42
  5. Step 5: Solve for x
    x = 3,143,760,813,747.42/2,676,565.40
  6. Step 6: Final answer
    x = 1,174,550.34

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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.