Home / 3,980,208.58-5,970,280.07-1,140,323.47

Finding the Fourth Proportional to 3,980,208.58, 5,970,280.07 and 1,140,323.47

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Solution

The fourth proportional to 3,980,208.58, 5,970,280.07 and 1,140,323.47 is: 1,710,475.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,208.58 : 5,970,280.07 = 1,140,323.47 : x
  2. Step 2: Convert to fraction form
    3,980,208.58/5,970,280.07 = 1,140,323.47/x
  3. Step 3: Cross multiply
    3,980,208.58x = 5,970,280.07 × 1,140,323.47
  4. Step 4: Simplify right side
    3,980,208.58x = 6,808,050,486,294.24
  5. Step 5: Solve for x
    x = 6,808,050,486,294.24/3,980,208.58
  6. Step 6: Final answer
    x = 1,710,475.81

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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.