Home / 1,635,041.16-2,256,116.96-981,528.62

Finding the Fourth Proportional to 1,635,041.16, 2,256,116.96 and 981,528.62

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Solution

The fourth proportional to 1,635,041.16, 2,256,116.96 and 981,528.62 is: 1,354,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,041.16 : 2,256,116.96 = 981,528.62 : x
  2. Step 2: Convert to fraction form
    1,635,041.16/2,256,116.96 = 981,528.62/x
  3. Step 3: Cross multiply
    1,635,041.16x = 2,256,116.96 × 981,528.62
  4. Step 4: Simplify right side
    1,635,041.16x = 2,214,443,357,480.63
  5. Step 5: Solve for x
    x = 2,214,443,357,480.63/1,635,041.16
  6. Step 6: Final answer
    x = 1,354,365.51

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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.