Home / 2,186,075.97-3,016,641.29-1,205,956.53

Finding the Fourth Proportional to 2,186,075.97, 3,016,641.29 and 1,205,956.53

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Solution

The fourth proportional to 2,186,075.97, 3,016,641.29 and 1,205,956.53 is: 1,664,140.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,075.97 : 3,016,641.29 = 1,205,956.53 : x
  2. Step 2: Convert to fraction form
    2,186,075.97/3,016,641.29 = 1,205,956.53/x
  3. Step 3: Cross multiply
    2,186,075.97x = 3,016,641.29 × 1,205,956.53
  4. Step 4: Simplify right side
    2,186,075.97x = 3,637,938,256,313.34
  5. Step 5: Solve for x
    x = 3,637,938,256,313.34/2,186,075.97
  6. Step 6: Final answer
    x = 1,664,140.82

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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.