Home / 1,235,235.60-1,852,853.40-1,177,498.80

Finding the Fourth Proportional to 1,235,235.60, 1,852,853.40 and 1,177,498.80

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Solution

The fourth proportional to 1,235,235.60, 1,852,853.40 and 1,177,498.80 is: 1,766,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,235.60 : 1,852,853.40 = 1,177,498.80 : x
  2. Step 2: Convert to fraction form
    1,235,235.60/1,852,853.40 = 1,177,498.80/x
  3. Step 3: Cross multiply
    1,235,235.60x = 1,852,853.40 × 1,177,498.80
  4. Step 4: Simplify right side
    1,235,235.60x = 2,181,732,655,075.92
  5. Step 5: Solve for x
    x = 2,181,732,655,075.92/1,235,235.60
  6. Step 6: Final answer
    x = 1,766,248.20

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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.