Home / 1,925,840.40-2,657,627.28-1,066,382.20

Finding the Fourth Proportional to 1,925,840.40, 2,657,627.28 and 1,066,382.20

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Solution

The fourth proportional to 1,925,840.40, 2,657,627.28 and 1,066,382.20 is: 1,471,589.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,840.40 : 2,657,627.28 = 1,066,382.20 : x
  2. Step 2: Convert to fraction form
    1,925,840.40/2,657,627.28 = 1,066,382.20/x
  3. Step 3: Cross multiply
    1,925,840.40x = 2,657,627.28 × 1,066,382.20
  4. Step 4: Simplify right side
    1,925,840.40x = 2,834,046,425,626.42
  5. Step 5: Solve for x
    x = 2,834,046,425,626.42/1,925,840.40
  6. Step 6: Final answer
    x = 1,471,589.46

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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.