Home / 2,430,192.33-3,645,275.28-990,870.12

Finding the Fourth Proportional to 2,430,192.33, 3,645,275.28 and 990,870.12

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Solution

The fourth proportional to 2,430,192.33, 3,645,275.28 and 990,870.12 is: 1,486,299.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,192.33 : 3,645,275.28 = 990,870.12 : x
  2. Step 2: Convert to fraction form
    2,430,192.33/3,645,275.28 = 990,870.12/x
  3. Step 3: Cross multiply
    2,430,192.33x = 3,645,275.28 × 990,870.12
  4. Step 4: Simplify right side
    2,430,192.33x = 3,611,994,354,126.63
  5. Step 5: Solve for x
    x = 3,611,994,354,126.63/2,430,192.33
  6. Step 6: Final answer
    x = 1,486,299.79

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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.