Home / 1,028,461.03-1,418,805.14-666,001.67

Finding the Fourth Proportional to 1,028,461.03, 1,418,805.14 and 666,001.67

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Solution

The fourth proportional to 1,028,461.03, 1,418,805.14 and 666,001.67 is: 918,777.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,461.03 : 1,418,805.14 = 666,001.67 : x
  2. Step 2: Convert to fraction form
    1,028,461.03/1,418,805.14 = 666,001.67/x
  3. Step 3: Cross multiply
    1,028,461.03x = 1,418,805.14 × 666,001.67
  4. Step 4: Simplify right side
    1,028,461.03x = 944,926,587,215.56
  5. Step 5: Solve for x
    x = 944,926,587,215.56/1,028,461.03
  6. Step 6: Final answer
    x = 918,777.24

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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.