Home / 3,065,475.24-4,230,319.16-1,688,791.55

Finding the Fourth Proportional to 3,065,475.24, 4,230,319.16 and 1,688,791.55

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Solution

The fourth proportional to 3,065,475.24, 4,230,319.16 and 1,688,791.55 is: 2,330,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065,475.24 : 4,230,319.16 = 1,688,791.55 : x
  2. Step 2: Convert to fraction form
    3,065,475.24/4,230,319.16 = 1,688,791.55/x
  3. Step 3: Cross multiply
    3,065,475.24x = 4,230,319.16 × 1,688,791.55
  4. Step 4: Simplify right side
    3,065,475.24x = 7,144,127,234,281.48
  5. Step 5: Solve for x
    x = 7,144,127,234,281.48/3,065,475.24
  6. Step 6: Final answer
    x = 2,330,512.13

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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.