Home / 1,110,708.52-1,666,127.40-312,052.34

Finding the Fourth Proportional to 1,110,708.52, 1,666,127.40 and 312,052.34

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Solution

The fourth proportional to 1,110,708.52, 1,666,127.40 and 312,052.34 is: 468,096.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,708.52 : 1,666,127.40 = 312,052.34 : x
  2. Step 2: Convert to fraction form
    1,110,708.52/1,666,127.40 = 312,052.34/x
  3. Step 3: Cross multiply
    1,110,708.52x = 1,666,127.40 × 312,052.34
  4. Step 4: Simplify right side
    1,110,708.52x = 519,918,944,407.28
  5. Step 5: Solve for x
    x = 519,918,944,407.28/1,110,708.52
  6. Step 6: Final answer
    x = 468,096.66

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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.