Home / 2,121,543.09-2,927,801.30-1,154,708.46

Finding the Fourth Proportional to 2,121,543.09, 2,927,801.30 and 1,154,708.46

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Solution

The fourth proportional to 2,121,543.09, 2,927,801.30 and 1,154,708.46 is: 1,593,536.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,543.09 : 2,927,801.30 = 1,154,708.46 : x
  2. Step 2: Convert to fraction form
    2,121,543.09/2,927,801.30 = 1,154,708.46/x
  3. Step 3: Cross multiply
    2,121,543.09x = 2,927,801.30 × 1,154,708.46
  4. Step 4: Simplify right side
    2,121,543.09x = 3,380,756,924,535.46
  5. Step 5: Solve for x
    x = 3,380,756,924,535.46/2,121,543.09
  6. Step 6: Final answer
    x = 1,593,536.77

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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.