Home / 2,101,852.64-3,153,809.28-1,302,922.64

Finding the Fourth Proportional to 2,101,852.64, 3,153,809.28 and 1,302,922.64

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Solution

The fourth proportional to 2,101,852.64, 3,153,809.28 and 1,302,922.64 is: 1,955,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,852.64 : 3,153,809.28 = 1,302,922.64 : x
  2. Step 2: Convert to fraction form
    2,101,852.64/3,153,809.28 = 1,302,922.64/x
  3. Step 3: Cross multiply
    2,101,852.64x = 3,153,809.28 × 1,302,922.64
  4. Step 4: Simplify right side
    2,101,852.64x = 4,109,169,513,154.10
  5. Step 5: Solve for x
    x = 4,109,169,513,154.10/2,101,852.64
  6. Step 6: Final answer
    x = 1,955,022.65

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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.