Home / 1,174,178.93-1,759,763.30-1,021,742.55

Finding the Fourth Proportional to 1,174,178.93, 1,759,763.30 and 1,021,742.55

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Solution

The fourth proportional to 1,174,178.93, 1,759,763.30 and 1,021,742.55 is: 1,531,304.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,178.93 : 1,759,763.30 = 1,021,742.55 : x
  2. Step 2: Convert to fraction form
    1,174,178.93/1,759,763.30 = 1,021,742.55/x
  3. Step 3: Cross multiply
    1,174,178.93x = 1,759,763.30 × 1,021,742.55
  4. Step 4: Simplify right side
    1,174,178.93x = 1,798,025,036,429.70
  5. Step 5: Solve for x
    x = 1,798,025,036,429.70/1,174,178.93
  6. Step 6: Final answer
    x = 1,531,304.13

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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.