Home / 1,813,123.82-2,502,126.53-986,204.01

Finding the Fourth Proportional to 1,813,123.82, 2,502,126.53 and 986,204.01

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Solution

The fourth proportional to 1,813,123.82, 2,502,126.53 and 986,204.01 is: 1,360,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,123.82 : 2,502,126.53 = 986,204.01 : x
  2. Step 2: Convert to fraction form
    1,813,123.82/2,502,126.53 = 986,204.01/x
  3. Step 3: Cross multiply
    1,813,123.82x = 2,502,126.53 × 986,204.01
  4. Step 4: Simplify right side
    1,813,123.82x = 2,467,607,217,413.39
  5. Step 5: Solve for x
    x = 2,467,607,217,413.39/1,813,123.82
  6. Step 6: Final answer
    x = 1,360,970.05

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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.