Home / 971,325.20-1,456,987.80-965,104.40

Finding the Fourth Proportional to 971,325.20, 1,456,987.80 and 965,104.40

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Solution

The fourth proportional to 971,325.20, 1,456,987.80 and 965,104.40 is: 1,447,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,325.20 : 1,456,987.80 = 965,104.40 : x
  2. Step 2: Convert to fraction form
    971,325.20/1,456,987.80 = 965,104.40/x
  3. Step 3: Cross multiply
    971,325.20x = 1,456,987.80 × 965,104.40
  4. Step 4: Simplify right side
    971,325.20x = 1,406,145,336,526.32
  5. Step 5: Solve for x
    x = 1,406,145,336,526.32/971,325.20
  6. Step 6: Final answer
    x = 1,447,656.60

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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.