Home / 1,282,655.16-1,769,292.90-847,076.51

Finding the Fourth Proportional to 1,282,655.16, 1,769,292.90 and 847,076.51

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Solution

The fourth proportional to 1,282,655.16, 1,769,292.90 and 847,076.51 is: 1,168,456.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,655.16 : 1,769,292.90 = 847,076.51 : x
  2. Step 2: Convert to fraction form
    1,282,655.16/1,769,292.90 = 847,076.51/x
  3. Step 3: Cross multiply
    1,282,655.16x = 1,769,292.90 × 847,076.51
  4. Step 4: Simplify right side
    1,282,655.16x = 1,498,726,459,323.01
  5. Step 5: Solve for x
    x = 1,498,726,459,323.01/1,282,655.16
  6. Step 6: Final answer
    x = 1,168,456.27

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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.