Home / 1,275,924.04-1,913,822.46-477,146.86

Finding the Fourth Proportional to 1,275,924.04, 1,913,822.46 and 477,146.86

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Solution

The fourth proportional to 1,275,924.04, 1,913,822.46 and 477,146.86 is: 715,696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,924.04 : 1,913,822.46 = 477,146.86 : x
  2. Step 2: Convert to fraction form
    1,275,924.04/1,913,822.46 = 477,146.86/x
  3. Step 3: Cross multiply
    1,275,924.04x = 1,913,822.46 × 477,146.86
  4. Step 4: Simplify right side
    1,275,924.04x = 913,174,377,386.48
  5. Step 5: Solve for x
    x = 913,174,377,386.48/1,275,924.04
  6. Step 6: Final answer
    x = 715,696.51

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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.