Home / 1,263,013.24-1,742,937.90-690,041.08

Finding the Fourth Proportional to 1,263,013.24, 1,742,937.90 and 690,041.08

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Solution

The fourth proportional to 1,263,013.24, 1,742,937.90 and 690,041.08 is: 952,245.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,013.24 : 1,742,937.90 = 690,041.08 : x
  2. Step 2: Convert to fraction form
    1,263,013.24/1,742,937.90 = 690,041.08/x
  3. Step 3: Cross multiply
    1,263,013.24x = 1,742,937.90 × 690,041.08
  4. Step 4: Simplify right side
    1,263,013.24x = 1,202,698,750,888.93
  5. Step 5: Solve for x
    x = 1,202,698,750,888.93/1,263,013.24
  6. Step 6: Final answer
    x = 952,245.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.