Home / 1,180,860.20-1,772,165.10-471,397.40

Finding the Fourth Proportional to 1,180,860.20, 1,772,165.10 and 471,397.40

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Solution

The fourth proportional to 1,180,860.20, 1,772,165.10 and 471,397.40 is: 707,445.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,860.20 : 1,772,165.10 = 471,397.40 : x
  2. Step 2: Convert to fraction form
    1,180,860.20/1,772,165.10 = 471,397.40/x
  3. Step 3: Cross multiply
    1,180,860.20x = 1,772,165.10 × 471,397.40
  4. Step 4: Simplify right side
    1,180,860.20x = 835,394,020,510.74
  5. Step 5: Solve for x
    x = 835,394,020,510.74/1,180,860.20
  6. Step 6: Final answer
    x = 707,445.32

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1.5x scale

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.