Home / 971,261.20-1,460,002.20-692,707.60

Finding the Fourth Proportional to 971,261.20, 1,460,002.20 and 692,707.60

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Solution

The fourth proportional to 971,261.20, 1,460,002.20 and 692,707.60 is: 1,041,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,261.20 : 1,460,002.20 = 692,707.60 : x
  2. Step 2: Convert to fraction form
    971,261.20/1,460,002.20 = 692,707.60/x
  3. Step 3: Cross multiply
    971,261.20x = 1,460,002.20 × 692,707.60
  4. Step 4: Simplify right side
    971,261.20x = 1,011,354,619,956.72
  5. Step 5: Solve for x
    x = 1,011,354,619,956.72/971,261.20
  6. Step 6: Final answer
    x = 1,041,279.75

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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.