Home / 1,248,934.80-1,871,893.55-608,278.36

Finding the Fourth Proportional to 1,248,934.80, 1,871,893.55 and 608,278.36

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Solution

The fourth proportional to 1,248,934.80, 1,871,893.55 and 608,278.36 is: 911,682.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,934.80 : 1,871,893.55 = 608,278.36 : x
  2. Step 2: Convert to fraction form
    1,248,934.80/1,871,893.55 = 608,278.36/x
  3. Step 3: Cross multiply
    1,248,934.80x = 1,871,893.55 × 608,278.36
  4. Step 4: Simplify right side
    1,248,934.80x = 1,138,632,335,617.77
  5. Step 5: Solve for x
    x = 1,138,632,335,617.77/1,248,934.80
  6. Step 6: Final answer
    x = 911,682.77

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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.