Home / 3,602,581.68-4,970,748.72-2,151,993.20

Finding the Fourth Proportional to 3,602,581.68, 4,970,748.72 and 2,151,993.20

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Solution

The fourth proportional to 3,602,581.68, 4,970,748.72 and 2,151,993.20 is: 2,969,264.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602,581.68 : 4,970,748.72 = 2,151,993.20 : x
  2. Step 2: Convert to fraction form
    3,602,581.68/4,970,748.72 = 2,151,993.20/x
  3. Step 3: Cross multiply
    3,602,581.68x = 4,970,748.72 × 2,151,993.20
  4. Step 4: Simplify right side
    3,602,581.68x = 10,697,017,444,348.71
  5. Step 5: Solve for x
    x = 10,697,017,444,348.71/3,602,581.68
  6. Step 6: Final answer
    x = 2,969,264.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.