Home / 1,551,207.90-2,328,561.45-1,197,788.70

Finding the Fourth Proportional to 1,551,207.90, 2,328,561.45 and 1,197,788.70

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Solution

The fourth proportional to 1,551,207.90, 2,328,561.45 and 1,197,788.70 is: 1,798,034.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,207.90 : 2,328,561.45 = 1,197,788.70 : x
  2. Step 2: Convert to fraction form
    1,551,207.90/2,328,561.45 = 1,197,788.70/x
  3. Step 3: Cross multiply
    1,551,207.90x = 2,328,561.45 × 1,197,788.70
  4. Step 4: Simplify right side
    1,551,207.90x = 2,789,124,592,065.62
  5. Step 5: Solve for x
    x = 2,789,124,592,065.62/1,551,207.90
  6. Step 6: Final answer
    x = 1,798,034.03

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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.