Home / 3,007,870.72-4,501,262.58-2,155,881.40

Finding the Fourth Proportional to 3,007,870.72, 4,501,262.58 and 2,155,881.40

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Solution

The fourth proportional to 3,007,870.72, 4,501,262.58 and 2,155,881.40 is: 3,226,265.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007,870.72 : 4,501,262.58 = 2,155,881.40 : x
  2. Step 2: Convert to fraction form
    3,007,870.72/4,501,262.58 = 2,155,881.40/x
  3. Step 3: Cross multiply
    3,007,870.72x = 4,501,262.58 × 2,155,881.40
  4. Step 4: Simplify right side
    3,007,870.72x = 9,704,188,272,738.01
  5. Step 5: Solve for x
    x = 9,704,188,272,738.01/3,007,870.72
  6. Step 6: Final answer
    x = 3,226,265.08

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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.