Home / 2,140,584.42-3,210,565.28-623,860.20

Finding the Fourth Proportional to 2,140,584.42, 3,210,565.28 and 623,860.20

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Solution

The fourth proportional to 2,140,584.42, 3,210,565.28 and 623,860.20 is: 935,699.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,584.42 : 3,210,565.28 = 623,860.20 : x
  2. Step 2: Convert to fraction form
    2,140,584.42/3,210,565.28 = 623,860.20/x
  3. Step 3: Cross multiply
    2,140,584.42x = 3,210,565.28 × 623,860.20
  4. Step 4: Simplify right side
    2,140,584.42x = 2,002,943,908,868.09
  5. Step 5: Solve for x
    x = 2,002,943,908,868.09/2,140,584.42
  6. Step 6: Final answer
    x = 935,699.56

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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.