Home / 4,788,475.40-7,182,837.06-1,376,624.18

Finding the Fourth Proportional to 4,788,475.40, 7,182,837.06 and 1,376,624.18

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Solution

The fourth proportional to 4,788,475.40, 7,182,837.06 and 1,376,624.18 is: 2,064,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,475.40 : 7,182,837.06 = 1,376,624.18 : x
  2. Step 2: Convert to fraction form
    4,788,475.40/7,182,837.06 = 1,376,624.18/x
  3. Step 3: Cross multiply
    4,788,475.40x = 7,182,837.06 × 1,376,624.18
  4. Step 4: Simplify right side
    4,788,475.40x = 9,888,067,177,796.11
  5. Step 5: Solve for x
    x = 9,888,067,177,796.11/4,788,475.40
  6. Step 6: Final answer
    x = 2,064,971.91

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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.