Home / 1,881,690.90-2,596,956.03-1,117,747.50

Finding the Fourth Proportional to 1,881,690.90, 2,596,956.03 and 1,117,747.50

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Solution

The fourth proportional to 1,881,690.90, 2,596,956.03 and 1,117,747.50 is: 1,542,623.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,690.90 : 2,596,956.03 = 1,117,747.50 : x
  2. Step 2: Convert to fraction form
    1,881,690.90/2,596,956.03 = 1,117,747.50/x
  3. Step 3: Cross multiply
    1,881,690.90x = 2,596,956.03 × 1,117,747.50
  4. Step 4: Simplify right side
    1,881,690.90x = 2,902,741,110,142.43
  5. Step 5: Solve for x
    x = 2,902,741,110,142.43/1,881,690.90
  6. Step 6: Final answer
    x = 1,542,623.77

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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.