Home / 1,294,720.40-1,942,080.60-586,132.40

Finding the Fourth Proportional to 1,294,720.40, 1,942,080.60 and 586,132.40

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Solution

The fourth proportional to 1,294,720.40, 1,942,080.60 and 586,132.40 is: 879,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,720.40 : 1,942,080.60 = 586,132.40 : x
  2. Step 2: Convert to fraction form
    1,294,720.40/1,942,080.60 = 586,132.40/x
  3. Step 3: Cross multiply
    1,294,720.40x = 1,942,080.60 × 586,132.40
  4. Step 4: Simplify right side
    1,294,720.40x = 1,138,316,363,071.44
  5. Step 5: Solve for x
    x = 1,138,316,363,071.44/1,294,720.40
  6. Step 6: Final answer
    x = 879,198.60

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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.