Home / 3,212,500.28-4,817,200.32-1,865,002.10

Finding the Fourth Proportional to 3,212,500.28, 4,817,200.32 and 1,865,002.10

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Solution

The fourth proportional to 3,212,500.28, 4,817,200.32 and 1,865,002.10 is: 2,796,603.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,500.28 : 4,817,200.32 = 1,865,002.10 : x
  2. Step 2: Convert to fraction form
    3,212,500.28/4,817,200.32 = 1,865,002.10/x
  3. Step 3: Cross multiply
    3,212,500.28x = 4,817,200.32 × 1,865,002.10
  4. Step 4: Simplify right side
    3,212,500.28x = 8,984,088,712,920.67
  5. Step 5: Solve for x
    x = 8,984,088,712,920.67/3,212,500.28
  6. Step 6: Final answer
    x = 2,796,603.25

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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.