Home / 965,117.20-1,447,675.80-725,616.40

Finding the Fourth Proportional to 965,117.20, 1,447,675.80 and 725,616.40

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Solution

The fourth proportional to 965,117.20, 1,447,675.80 and 725,616.40 is: 1,088,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,117.20 : 1,447,675.80 = 725,616.40 : x
  2. Step 2: Convert to fraction form
    965,117.20/1,447,675.80 = 725,616.40/x
  3. Step 3: Cross multiply
    965,117.20x = 1,447,675.80 × 725,616.40
  4. Step 4: Simplify right side
    965,117.20x = 1,050,457,302,363.12
  5. Step 5: Solve for x
    x = 1,050,457,302,363.12/965,117.20
  6. Step 6: Final answer
    x = 1,088,424.60

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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.