Home / 1,516,047.26-2,275,259.40-1,057,657.55

Finding the Fourth Proportional to 1,516,047.26, 2,275,259.40 and 1,057,657.55

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Solution

The fourth proportional to 1,516,047.26, 2,275,259.40 and 1,057,657.55 is: 1,587,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,047.26 : 2,275,259.40 = 1,057,657.55 : x
  2. Step 2: Convert to fraction form
    1,516,047.26/2,275,259.40 = 1,057,657.55/x
  3. Step 3: Cross multiply
    1,516,047.26x = 2,275,259.40 × 1,057,657.55
  4. Step 4: Simplify right side
    1,516,047.26x = 2,406,445,271,242.17
  5. Step 5: Solve for x
    x = 2,406,445,271,242.17/1,516,047.26
  6. Step 6: Final answer
    x = 1,587,315.48

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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.