Home / 2,859,152.87-4,278,009.76-1,702,167.51

Finding the Fourth Proportional to 2,859,152.87, 4,278,009.76 and 1,702,167.51

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Solution

The fourth proportional to 2,859,152.87, 4,278,009.76 and 1,702,167.51 is: 2,546,869.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,152.87 : 4,278,009.76 = 1,702,167.51 : x
  2. Step 2: Convert to fraction form
    2,859,152.87/4,278,009.76 = 1,702,167.51/x
  3. Step 3: Cross multiply
    2,859,152.87x = 4,278,009.76 × 1,702,167.51
  4. Step 4: Simplify right side
    2,859,152.87x = 7,281,889,220,934.90
  5. Step 5: Solve for x
    x = 7,281,889,220,934.90/2,859,152.87
  6. Step 6: Final answer
    x = 2,546,869.49

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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.