Home / 1,513,322.60-2,268,947.10-714,986.60

Finding the Fourth Proportional to 1,513,322.60, 2,268,947.10 and 714,986.60

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Solution

The fourth proportional to 1,513,322.60, 2,268,947.10 and 714,986.60 is: 1,071,990.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,322.60 : 2,268,947.10 = 714,986.60 : x
  2. Step 2: Convert to fraction form
    1,513,322.60/2,268,947.10 = 714,986.60/x
  3. Step 3: Cross multiply
    1,513,322.60x = 2,268,947.10 × 714,986.60
  4. Step 4: Simplify right side
    1,513,322.60x = 1,622,266,772,608.86
  5. Step 5: Solve for x
    x = 1,622,266,772,608.86/1,513,322.60
  6. Step 6: Final answer
    x = 1,071,990.05

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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.