Home / 1,538,903.32-2,318,859.13-1,264,566.04

Finding the Fourth Proportional to 1,538,903.32, 2,318,859.13 and 1,264,566.04

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Solution

The fourth proportional to 1,538,903.32, 2,318,859.13 and 1,264,566.04 is: 1,905,480.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,903.32 : 2,318,859.13 = 1,264,566.04 : x
  2. Step 2: Convert to fraction form
    1,538,903.32/2,318,859.13 = 1,264,566.04/x
  3. Step 3: Cross multiply
    1,538,903.32x = 2,318,859.13 × 1,264,566.04
  4. Step 4: Simplify right side
    1,538,903.32x = 2,932,350,507,341.95
  5. Step 5: Solve for x
    x = 2,932,350,507,341.95/1,538,903.32
  6. Step 6: Final answer
    x = 1,905,480.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.