Home / 1,681,314.10-2,521,971.15-1,551,406.30

Finding the Fourth Proportional to 1,681,314.10, 2,521,971.15 and 1,551,406.30

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Solution

The fourth proportional to 1,681,314.10, 2,521,971.15 and 1,551,406.30 is: 2,327,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,314.10 : 2,521,971.15 = 1,551,406.30 : x
  2. Step 2: Convert to fraction form
    1,681,314.10/2,521,971.15 = 1,551,406.30/x
  3. Step 3: Cross multiply
    1,681,314.10x = 2,521,971.15 × 1,551,406.30
  4. Step 4: Simplify right side
    1,681,314.10x = 3,912,601,930,528.25
  5. Step 5: Solve for x
    x = 3,912,601,930,528.25/1,681,314.10
  6. Step 6: Final answer
    x = 2,327,109.45

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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.