Home / 5,017,678.34-6,923,840.77-2,782,399.69

Finding the Fourth Proportional to 5,017,678.34, 6,923,840.77 and 2,782,399.69

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Solution

The fourth proportional to 5,017,678.34, 6,923,840.77 and 2,782,399.69 is: 3,839,403.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017,678.34 : 6,923,840.77 = 2,782,399.69 : x
  2. Step 2: Convert to fraction form
    5,017,678.34/6,923,840.77 = 2,782,399.69/x
  3. Step 3: Cross multiply
    5,017,678.34x = 6,923,840.77 × 2,782,399.69
  4. Step 4: Simplify right side
    5,017,678.34x = 19,264,892,363,526.16
  5. Step 5: Solve for x
    x = 19,264,892,363,526.16/5,017,678.34
  6. Step 6: Final answer
    x = 3,839,403.62

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1.5x scale

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.