Home / 1,925,172.77-2,656,886.00-1,098,264.56

Finding the Fourth Proportional to 1,925,172.77, 2,656,886.00 and 1,098,264.56

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Solution

The fourth proportional to 1,925,172.77, 2,656,886.00 and 1,098,264.56 is: 1,515,689.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,172.77 : 2,656,886.00 = 1,098,264.56 : x
  2. Step 2: Convert to fraction form
    1,925,172.77/2,656,886.00 = 1,098,264.56/x
  3. Step 3: Cross multiply
    1,925,172.77x = 2,656,886.00 × 1,098,264.56
  4. Step 4: Simplify right side
    1,925,172.77x = 2,917,963,714,984.41
  5. Step 5: Solve for x
    x = 2,917,963,714,984.41/1,925,172.77
  6. Step 6: Final answer
    x = 1,515,689.28

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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.