Home / 1,169,288.04-1,748,864.34-688,369.80

Finding the Fourth Proportional to 1,169,288.04, 1,748,864.34 and 688,369.80

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Solution

The fourth proportional to 1,169,288.04, 1,748,864.34 and 688,369.80 is: 1,029,571.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,288.04 : 1,748,864.34 = 688,369.80 : x
  2. Step 2: Convert to fraction form
    1,169,288.04/1,748,864.34 = 688,369.80/x
  3. Step 3: Cross multiply
    1,169,288.04x = 1,748,864.34 × 688,369.80
  4. Step 4: Simplify right side
    1,169,288.04x = 1,203,865,395,952.93
  5. Step 5: Solve for x
    x = 1,203,865,395,952.93/1,169,288.04
  6. Step 6: Final answer
    x = 1,029,571.29

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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.