Home / 1,914,714.29-2,642,409.66-1,098,911.45

Finding the Fourth Proportional to 1,914,714.29, 2,642,409.66 and 1,098,911.45

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Solution

The fourth proportional to 1,914,714.29, 2,642,409.66 and 1,098,911.45 is: 1,516,557.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,714.29 : 2,642,409.66 = 1,098,911.45 : x
  2. Step 2: Convert to fraction form
    1,914,714.29/2,642,409.66 = 1,098,911.45/x
  3. Step 3: Cross multiply
    1,914,714.29x = 2,642,409.66 × 1,098,911.45
  4. Step 4: Simplify right side
    1,914,714.29x = 2,903,774,217,752.56
  5. Step 5: Solve for x
    x = 2,903,774,217,752.56/1,914,714.29
  6. Step 6: Final answer
    x = 1,516,557.45

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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.