Home / 1,813,508.19-2,502,641.21-997,694.28

Finding the Fourth Proportional to 1,813,508.19, 2,502,641.21 and 997,694.28

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Solution

The fourth proportional to 1,813,508.19, 2,502,641.21 and 997,694.28 is: 1,376,818.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,508.19 : 2,502,641.21 = 997,694.28 : x
  2. Step 2: Convert to fraction form
    1,813,508.19/2,502,641.21 = 997,694.28/x
  3. Step 3: Cross multiply
    1,813,508.19x = 2,502,641.21 × 997,694.28
  4. Step 4: Simplify right side
    1,813,508.19x = 2,496,870,815,120.81
  5. Step 5: Solve for x
    x = 2,496,870,815,120.81/1,813,508.19
  6. Step 6: Final answer
    x = 1,376,818.05

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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.