Home / 1,427,533.27-2,140,444.54-454,477.03

Finding the Fourth Proportional to 1,427,533.27, 2,140,444.54 and 454,477.03

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Solution

The fourth proportional to 1,427,533.27, 2,140,444.54 and 454,477.03 is: 681,443.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,533.27 : 2,140,444.54 = 454,477.03 : x
  2. Step 2: Convert to fraction form
    1,427,533.27/2,140,444.54 = 454,477.03/x
  3. Step 3: Cross multiply
    1,427,533.27x = 2,140,444.54 × 454,477.03
  4. Step 4: Simplify right side
    1,427,533.27x = 972,782,872,635.90
  5. Step 5: Solve for x
    x = 972,782,872,635.90/1,427,533.27
  6. Step 6: Final answer
    x = 681,443.22

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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.