Home / 1,123,878.84-1,550,952.12-614,581.21

Finding the Fourth Proportional to 1,123,878.84, 1,550,952.12 and 614,581.21

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Solution

The fourth proportional to 1,123,878.84, 1,550,952.12 and 614,581.21 is: 848,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,878.84 : 1,550,952.12 = 614,581.21 : x
  2. Step 2: Convert to fraction form
    1,123,878.84/1,550,952.12 = 614,581.21/x
  3. Step 3: Cross multiply
    1,123,878.84x = 1,550,952.12 × 614,581.21
  4. Step 4: Simplify right side
    1,123,878.84x = 953,186,030,561.67
  5. Step 5: Solve for x
    x = 953,186,030,561.67/1,123,878.84
  6. Step 6: Final answer
    x = 848,121.70

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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.