Home / 1,681,157-2,319,996.66-1,077,545

Finding the Fourth Proportional to 1,681,157, 2,319,996.66 and 1,077,545

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Solution

The fourth proportional to 1,681,157, 2,319,996.66 and 1,077,545 is: 1,487,012.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,157 : 2,319,996.66 = 1,077,545 : x
  2. Step 2: Convert to fraction form
    1,681,157/2,319,996.66 = 1,077,545/x
  3. Step 3: Cross multiply
    1,681,157x = 2,319,996.66 × 1,077,545
  4. Step 4: Simplify right side
    1,681,157x = 2,499,900,800,999.70
  5. Step 5: Solve for x
    x = 2,499,900,800,999.70/1,681,157
  6. Step 6: Final answer
    x = 1,487,012.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.