Home / 1,349,888.38-1,862,863.64-738,041.84

Finding the Fourth Proportional to 1,349,888.38, 1,862,863.64 and 738,041.84

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Solution

The fourth proportional to 1,349,888.38, 1,862,863.64 and 738,041.84 is: 1,018,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,888.38 : 1,862,863.64 = 738,041.84 : x
  2. Step 2: Convert to fraction form
    1,349,888.38/1,862,863.64 = 738,041.84/x
  3. Step 3: Cross multiply
    1,349,888.38x = 1,862,863.64 × 738,041.84
  4. Step 4: Simplify right side
    1,349,888.38x = 1,374,871,308,534.70
  5. Step 5: Solve for x
    x = 1,374,871,308,534.70/1,349,888.38
  6. Step 6: Final answer
    x = 1,018,507.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.