Home / 1,931,712.40-2,897,568.60-1,434,048.40

Finding the Fourth Proportional to 1,931,712.40, 2,897,568.60 and 1,434,048.40

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Solution

The fourth proportional to 1,931,712.40, 2,897,568.60 and 1,434,048.40 is: 2,151,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,712.40 : 2,897,568.60 = 1,434,048.40 : x
  2. Step 2: Convert to fraction form
    1,931,712.40/2,897,568.60 = 1,434,048.40/x
  3. Step 3: Cross multiply
    1,931,712.40x = 2,897,568.60 × 1,434,048.40
  4. Step 4: Simplify right side
    1,931,712.40x = 4,155,253,614,720.24
  5. Step 5: Solve for x
    x = 4,155,253,614,720.24/1,931,712.40
  6. Step 6: Final answer
    x = 2,151,072.60

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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.