Home / 1,135,017.86-1,566,336.76-625,738.46

Finding the Fourth Proportional to 1,135,017.86, 1,566,336.76 and 625,738.46

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Solution

The fourth proportional to 1,135,017.86, 1,566,336.76 and 625,738.46 is: 863,525.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,017.86 : 1,566,336.76 = 625,738.46 : x
  2. Step 2: Convert to fraction form
    1,135,017.86/1,566,336.76 = 625,738.46/x
  3. Step 3: Cross multiply
    1,135,017.86x = 1,566,336.76 × 625,738.46
  4. Step 4: Simplify right side
    1,135,017.86x = 980,117,142,647.76
  5. Step 5: Solve for x
    x = 980,117,142,647.76/1,135,017.86
  6. Step 6: Final answer
    x = 863,525.75

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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.