Home / 1,813,499.28-2,502,628.98-997,685.45

Finding the Fourth Proportional to 1,813,499.28, 2,502,628.98 and 997,685.45

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Solution

The fourth proportional to 1,813,499.28, 2,502,628.98 and 997,685.45 is: 1,376,805.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,499.28 : 2,502,628.98 = 997,685.45 : x
  2. Step 2: Convert to fraction form
    1,813,499.28/2,502,628.98 = 997,685.45/x
  3. Step 3: Cross multiply
    1,813,499.28x = 2,502,628.98 × 997,685.45
  4. Step 4: Simplify right side
    1,813,499.28x = 2,496,836,507,581.20
  5. Step 5: Solve for x
    x = 2,496,836,507,581.20/1,813,499.28
  6. Step 6: Final answer
    x = 1,376,805.90

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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.