Home / 2,119,972.77-2,925,296.73-1,433,139.15

Finding the Fourth Proportional to 2,119,972.77, 2,925,296.73 and 1,433,139.15

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Solution

The fourth proportional to 2,119,972.77, 2,925,296.73 and 1,433,139.15 is: 1,977,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,972.77 : 2,925,296.73 = 1,433,139.15 : x
  2. Step 2: Convert to fraction form
    2,119,972.77/2,925,296.73 = 1,433,139.15/x
  3. Step 3: Cross multiply
    2,119,972.77x = 2,925,296.73 × 1,433,139.15
  4. Step 4: Simplify right side
    2,119,972.77x = 4,192,357,269,129.98
  5. Step 5: Solve for x
    x = 4,192,357,269,129.98/2,119,972.77
  6. Step 6: Final answer
    x = 1,977,552.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.