Home / 1,181,396.80-1,769,470.80-971,444.80

Finding the Fourth Proportional to 1,181,396.80, 1,769,470.80 and 971,444.80

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Solution

The fourth proportional to 1,181,396.80, 1,769,470.80 and 971,444.80 is: 1,455,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,396.80 : 1,769,470.80 = 971,444.80 : x
  2. Step 2: Convert to fraction form
    1,181,396.80/1,769,470.80 = 971,444.80/x
  3. Step 3: Cross multiply
    1,181,396.80x = 1,769,470.80 × 971,444.80
  4. Step 4: Simplify right side
    1,181,396.80x = 1,718,943,207,411.84
  5. Step 5: Solve for x
    x = 1,718,943,207,411.84/1,181,396.80
  6. Step 6: Final answer
    x = 1,455,009.20

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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.