Home / 1,437,419.59-2,155,662.92-477,617.45

Finding the Fourth Proportional to 1,437,419.59, 2,155,662.92 and 477,617.45

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Solution

The fourth proportional to 1,437,419.59, 2,155,662.92 and 477,617.45 is: 716,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,419.59 : 2,155,662.92 = 477,617.45 : x
  2. Step 2: Convert to fraction form
    1,437,419.59/2,155,662.92 = 477,617.45/x
  3. Step 3: Cross multiply
    1,437,419.59x = 2,155,662.92 × 477,617.45
  4. Step 4: Simplify right side
    1,437,419.59x = 1,029,582,217,325.68
  5. Step 5: Solve for x
    x = 1,029,582,217,325.68/1,437,419.59
  6. Step 6: Final answer
    x = 716,271.18

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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.