Home / 934,394.40-1,400,716.80-731,878.20

Finding the Fourth Proportional to 934,394.40, 1,400,716.80 and 731,878.20

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Solution

The fourth proportional to 934,394.40, 1,400,716.80 and 731,878.20 is: 1,097,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,394.40 : 1,400,716.80 = 731,878.20 : x
  2. Step 2: Convert to fraction form
    934,394.40/1,400,716.80 = 731,878.20/x
  3. Step 3: Cross multiply
    934,394.40x = 1,400,716.80 × 731,878.20
  4. Step 4: Simplify right side
    934,394.40x = 1,025,154,090,293.76
  5. Step 5: Solve for x
    x = 1,025,154,090,293.76/934,394.40
  6. Step 6: Final answer
    x = 1,097,132.10

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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.