Home / 3,114,256.32-4,671,151.20-870,569.28

Finding the Fourth Proportional to 3,114,256.32, 4,671,151.20 and 870,569.28

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Solution

The fourth proportional to 3,114,256.32, 4,671,151.20 and 870,569.28 is: 1,305,788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,256.32 : 4,671,151.20 = 870,569.28 : x
  2. Step 2: Convert to fraction form
    3,114,256.32/4,671,151.20 = 870,569.28/x
  3. Step 3: Cross multiply
    3,114,256.32x = 4,671,151.20 × 870,569.28
  4. Step 4: Simplify right side
    3,114,256.32x = 4,066,560,736,955.14
  5. Step 5: Solve for x
    x = 4,066,560,736,955.14/3,114,256.32
  6. Step 6: Final answer
    x = 1,305,788.71

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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.