Home / 1,974,565.40-2,961,958.05-554,510.25

Finding the Fourth Proportional to 1,974,565.40, 2,961,958.05 and 554,510.25

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Solution

The fourth proportional to 1,974,565.40, 2,961,958.05 and 554,510.25 is: 831,796.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,565.40 : 2,961,958.05 = 554,510.25 : x
  2. Step 2: Convert to fraction form
    1,974,565.40/2,961,958.05 = 554,510.25/x
  3. Step 3: Cross multiply
    1,974,565.40x = 2,961,958.05 × 554,510.25
  4. Step 4: Simplify right side
    1,974,565.40x = 1,642,436,098,795.01
  5. Step 5: Solve for x
    x = 1,642,436,098,795.01/1,974,565.40
  6. Step 6: Final answer
    x = 831,796.25

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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.