Home / 1,816,420.28-2,506,660.14-1,052,916.92

Finding the Fourth Proportional to 1,816,420.28, 2,506,660.14 and 1,052,916.92

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Solution

The fourth proportional to 1,816,420.28, 2,506,660.14 and 1,052,916.92 is: 1,453,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,420.28 : 2,506,660.14 = 1,052,916.92 : x
  2. Step 2: Convert to fraction form
    1,816,420.28/2,506,660.14 = 1,052,916.92/x
  3. Step 3: Cross multiply
    1,816,420.28x = 2,506,660.14 × 1,052,916.92
  4. Step 4: Simplify right side
    1,816,420.28x = 2,639,304,874,095.57
  5. Step 5: Solve for x
    x = 2,639,304,874,095.57/1,816,420.28
  6. Step 6: Final answer
    x = 1,453,025.44

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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.