Home / 2,817,870.83-3,888,663.29-1,528,711.08

Finding the Fourth Proportional to 2,817,870.83, 3,888,663.29 and 1,528,711.08

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Solution

The fourth proportional to 2,817,870.83, 3,888,663.29 and 1,528,711.08 is: 2,109,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,870.83 : 3,888,663.29 = 1,528,711.08 : x
  2. Step 2: Convert to fraction form
    2,817,870.83/3,888,663.29 = 1,528,711.08/x
  3. Step 3: Cross multiply
    2,817,870.83x = 3,888,663.29 × 1,528,711.08
  4. Step 4: Simplify right side
    2,817,870.83x = 5,944,642,641,318.88
  5. Step 5: Solve for x
    x = 5,944,642,641,318.88/2,817,870.83
  6. Step 6: Final answer
    x = 2,109,622.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.