Home / 1,247,531.93-1,871,503.18-382,945.13

Finding the Fourth Proportional to 1,247,531.93, 1,871,503.18 and 382,945.13

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Solution

The fourth proportional to 1,247,531.93, 1,871,503.18 and 382,945.13 is: 574,480.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,531.93 : 1,871,503.18 = 382,945.13 : x
  2. Step 2: Convert to fraction form
    1,247,531.93/1,871,503.18 = 382,945.13/x
  3. Step 3: Cross multiply
    1,247,531.93x = 1,871,503.18 × 382,945.13
  4. Step 4: Simplify right side
    1,247,531.93x = 716,683,035,790.98
  5. Step 5: Solve for x
    x = 716,683,035,790.98/1,247,531.93
  6. Step 6: Final answer
    x = 574,480.72

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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.