Home / 1,722,115.17-2,376,847.95-1,140,312.11

Finding the Fourth Proportional to 1,722,115.17, 2,376,847.95 and 1,140,312.11

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Solution

The fourth proportional to 1,722,115.17, 2,376,847.95 and 1,140,312.11 is: 1,573,848.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,115.17 : 2,376,847.95 = 1,140,312.11 : x
  2. Step 2: Convert to fraction form
    1,722,115.17/2,376,847.95 = 1,140,312.11/x
  3. Step 3: Cross multiply
    1,722,115.17x = 2,376,847.95 × 1,140,312.11
  4. Step 4: Simplify right side
    1,722,115.17x = 2,710,348,489,129.44
  5. Step 5: Solve for x
    x = 2,710,348,489,129.44/1,722,115.17
  6. Step 6: Final answer
    x = 1,573,848.57

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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.