Home / 1,680,750-2,521,146.87-558,819

Finding the Fourth Proportional to 1,680,750, 2,521,146.87 and 558,819

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Solution

The fourth proportional to 1,680,750, 2,521,146.87 and 558,819 is: 838,235.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,750 : 2,521,146.87 = 558,819 : x
  2. Step 2: Convert to fraction form
    1,680,750/2,521,146.87 = 558,819/x
  3. Step 3: Cross multiply
    1,680,750x = 2,521,146.87 × 558,819
  4. Step 4: Simplify right side
    1,680,750x = 1,408,864,772,746.53
  5. Step 5: Solve for x
    x = 1,408,864,772,746.53/1,680,750
  6. Step 6: Final answer
    x = 838,235.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.