Home / 1,207,632.01-1,666,576.01-663,809.18

Finding the Fourth Proportional to 1,207,632.01, 1,666,576.01 and 663,809.18

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Solution

The fourth proportional to 1,207,632.01, 1,666,576.01 and 663,809.18 is: 916,080.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,632.01 : 1,666,576.01 = 663,809.18 : x
  2. Step 2: Convert to fraction form
    1,207,632.01/1,666,576.01 = 663,809.18/x
  3. Step 3: Cross multiply
    1,207,632.01x = 1,666,576.01 × 663,809.18
  4. Step 4: Simplify right side
    1,207,632.01x = 1,106,288,447,932.41
  5. Step 5: Solve for x
    x = 1,106,288,447,932.41/1,207,632.01
  6. Step 6: Final answer
    x = 916,080.76

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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.