Home / 934,002.90-1,401,004.35-815,904.90

Finding the Fourth Proportional to 934,002.90, 1,401,004.35 and 815,904.90

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Solution

The fourth proportional to 934,002.90, 1,401,004.35 and 815,904.90 is: 1,223,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,002.90 : 1,401,004.35 = 815,904.90 : x
  2. Step 2: Convert to fraction form
    934,002.90/1,401,004.35 = 815,904.90/x
  3. Step 3: Cross multiply
    934,002.90x = 1,401,004.35 × 815,904.90
  4. Step 4: Simplify right side
    934,002.90x = 1,143,086,314,086.32
  5. Step 5: Solve for x
    x = 1,143,086,314,086.32/934,002.90
  6. Step 6: Final answer
    x = 1,223,857.35

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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.