Home / 2,913,116.81-4,020,340.54-1,606,624.38

Finding the Fourth Proportional to 2,913,116.81, 4,020,340.54 and 1,606,624.38

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Solution

The fourth proportional to 2,913,116.81, 4,020,340.54 and 1,606,624.38 is: 2,217,273.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,116.81 : 4,020,340.54 = 1,606,624.38 : x
  2. Step 2: Convert to fraction form
    2,913,116.81/4,020,340.54 = 1,606,624.38/x
  3. Step 3: Cross multiply
    2,913,116.81x = 4,020,340.54 × 1,606,624.38
  4. Step 4: Simplify right side
    2,913,116.81x = 6,459,177,123,449.80
  5. Step 5: Solve for x
    x = 6,459,177,123,449.80/2,913,116.81
  6. Step 6: Final answer
    x = 2,217,273.65

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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.