Home / 1,542,420.92-2,313,739.08-477,322.76

Finding the Fourth Proportional to 1,542,420.92, 2,313,739.08 and 477,322.76

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Solution

The fourth proportional to 1,542,420.92, 2,313,739.08 and 477,322.76 is: 716,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,420.92 : 2,313,739.08 = 477,322.76 : x
  2. Step 2: Convert to fraction form
    1,542,420.92/2,313,739.08 = 477,322.76/x
  3. Step 3: Cross multiply
    1,542,420.92x = 2,313,739.08 × 477,322.76
  4. Step 4: Simplify right side
    1,542,420.92x = 1,104,400,323,585.46
  5. Step 5: Solve for x
    x = 1,104,400,323,585.46/1,542,420.92
  6. Step 6: Final answer
    x = 716,017.47

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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.