Home / 1,549,708.66-2,138,637.46-851,980.93

Finding the Fourth Proportional to 1,549,708.66, 2,138,637.46 and 851,980.93

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Solution

The fourth proportional to 1,549,708.66, 2,138,637.46 and 851,980.93 is: 1,175,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,708.66 : 2,138,637.46 = 851,980.93 : x
  2. Step 2: Convert to fraction form
    1,549,708.66/2,138,637.46 = 851,980.93/x
  3. Step 3: Cross multiply
    1,549,708.66x = 2,138,637.46 × 851,980.93
  4. Step 4: Simplify right side
    1,549,708.66x = 1,822,078,335,858.20
  5. Step 5: Solve for x
    x = 1,822,078,335,858.20/1,549,708.66
  6. Step 6: Final answer
    x = 1,175,755.41

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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.