Home / 1,993,178.07-2,750,547.38-1,087,766.55

Finding the Fourth Proportional to 1,993,178.07, 2,750,547.38 and 1,087,766.55

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Solution

The fourth proportional to 1,993,178.07, 2,750,547.38 and 1,087,766.55 is: 1,501,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,178.07 : 2,750,547.38 = 1,087,766.55 : x
  2. Step 2: Convert to fraction form
    1,993,178.07/2,750,547.38 = 1,087,766.55/x
  3. Step 3: Cross multiply
    1,993,178.07x = 2,750,547.38 × 1,087,766.55
  4. Step 4: Simplify right side
    1,993,178.07x = 2,991,953,428,715.31
  5. Step 5: Solve for x
    x = 2,991,953,428,715.31/1,993,178.07
  6. Step 6: Final answer
    x = 1,501,096.90

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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.