Home / 880,180.20-1,320,270.30-874,931.40

Finding the Fourth Proportional to 880,180.20, 1,320,270.30 and 874,931.40

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Solution

The fourth proportional to 880,180.20, 1,320,270.30 and 874,931.40 is: 1,312,397.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,180.20 : 1,320,270.30 = 874,931.40 : x
  2. Step 2: Convert to fraction form
    880,180.20/1,320,270.30 = 874,931.40/x
  3. Step 3: Cross multiply
    880,180.20x = 1,320,270.30 × 874,931.40
  4. Step 4: Simplify right side
    880,180.20x = 1,155,145,941,957.42
  5. Step 5: Solve for x
    x = 1,155,145,941,957.42/880,180.20
  6. Step 6: Final answer
    x = 1,312,397.10

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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.