Home / 1,454,140.64-2,181,195.65-374,648.81

Finding the Fourth Proportional to 1,454,140.64, 2,181,195.65 and 374,648.81

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Solution

The fourth proportional to 1,454,140.64, 2,181,195.65 and 374,648.81 is: 561,969.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,140.64 : 2,181,195.65 = 374,648.81 : x
  2. Step 2: Convert to fraction form
    1,454,140.64/2,181,195.65 = 374,648.81/x
  3. Step 3: Cross multiply
    1,454,140.64x = 2,181,195.65 × 374,648.81
  4. Step 4: Simplify right side
    1,454,140.64x = 817,182,341,870.45
  5. Step 5: Solve for x
    x = 817,182,341,870.45/1,454,140.64
  6. Step 6: Final answer
    x = 561,969.26

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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.