Home / 1,175,426.40-1,763,139.60-755,522.40

Finding the Fourth Proportional to 1,175,426.40, 1,763,139.60 and 755,522.40

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Solution

The fourth proportional to 1,175,426.40, 1,763,139.60 and 755,522.40 is: 1,133,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,426.40 : 1,763,139.60 = 755,522.40 : x
  2. Step 2: Convert to fraction form
    1,175,426.40/1,763,139.60 = 755,522.40/x
  3. Step 3: Cross multiply
    1,175,426.40x = 1,763,139.60 × 755,522.40
  4. Step 4: Simplify right side
    1,175,426.40x = 1,332,091,462,127.04
  5. Step 5: Solve for x
    x = 1,332,091,462,127.04/1,175,426.40
  6. Step 6: Final answer
    x = 1,133,283.60

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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.