Home / 2,927,828.43-4,039,482.56-1,638,463.95

Finding the Fourth Proportional to 2,927,828.43, 4,039,482.56 and 1,638,463.95

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Solution

The fourth proportional to 2,927,828.43, 4,039,482.56 and 1,638,463.95 is: 2,260,565.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,828.43 : 4,039,482.56 = 1,638,463.95 : x
  2. Step 2: Convert to fraction form
    2,927,828.43/4,039,482.56 = 1,638,463.95/x
  3. Step 3: Cross multiply
    2,927,828.43x = 4,039,482.56 × 1,638,463.95
  4. Step 4: Simplify right side
    2,927,828.43x = 6,618,546,543,021.39
  5. Step 5: Solve for x
    x = 6,618,546,543,021.39/2,927,828.43
  6. Step 6: Final answer
    x = 2,260,565.02

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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.