Home / 1,925,872.47-2,657,784.09-1,066,432.71

Finding the Fourth Proportional to 1,925,872.47, 2,657,784.09 and 1,066,432.71

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Solution

The fourth proportional to 1,925,872.47, 2,657,784.09 and 1,066,432.71 is: 1,471,721.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,872.47 : 2,657,784.09 = 1,066,432.71 : x
  2. Step 2: Convert to fraction form
    1,925,872.47/2,657,784.09 = 1,066,432.71/x
  3. Step 3: Cross multiply
    1,925,872.47x = 2,657,784.09 × 1,066,432.71
  4. Step 4: Simplify right side
    1,925,872.47x = 2,834,347,889,693.58
  5. Step 5: Solve for x
    x = 2,834,347,889,693.58/1,925,872.47
  6. Step 6: Final answer
    x = 1,471,721.48

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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.