Home / 1,813,145-2,502,195.06-997,306.76

Finding the Fourth Proportional to 1,813,145, 2,502,195.06 and 997,306.76

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Solution

The fourth proportional to 1,813,145, 2,502,195.06 and 997,306.76 is: 1,376,313.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,145 : 2,502,195.06 = 997,306.76 : x
  2. Step 2: Convert to fraction form
    1,813,145/2,502,195.06 = 997,306.76/x
  3. Step 3: Cross multiply
    1,813,145x = 2,502,195.06 × 997,306.76
  4. Step 4: Simplify right side
    1,813,145x = 2,495,456,048,176.61
  5. Step 5: Solve for x
    x = 2,495,456,048,176.61/1,813,145
  6. Step 6: Final answer
    x = 1,376,313.56

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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.