Home / 2,266,881.16-3,128,300.58-1,248,287.80

Finding the Fourth Proportional to 2,266,881.16, 3,128,300.58 and 1,248,287.80

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Solution

The fourth proportional to 2,266,881.16, 3,128,300.58 and 1,248,287.80 is: 1,722,639.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266,881.16 : 3,128,300.58 = 1,248,287.80 : x
  2. Step 2: Convert to fraction form
    2,266,881.16/3,128,300.58 = 1,248,287.80/x
  3. Step 3: Cross multiply
    2,266,881.16x = 3,128,300.58 × 1,248,287.80
  4. Step 4: Simplify right side
    2,266,881.16x = 3,905,019,448,746.92
  5. Step 5: Solve for x
    x = 3,905,019,448,746.92/2,266,881.16
  6. Step 6: Final answer
    x = 1,722,639.69

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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.