Home / 3,847,643.56-5,771,407.02-1,323,320.68

Finding the Fourth Proportional to 3,847,643.56, 5,771,407.02 and 1,323,320.68

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Solution

The fourth proportional to 3,847,643.56, 5,771,407.02 and 1,323,320.68 is: 1,984,960.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,643.56 : 5,771,407.02 = 1,323,320.68 : x
  2. Step 2: Convert to fraction form
    3,847,643.56/5,771,407.02 = 1,323,320.68/x
  3. Step 3: Cross multiply
    3,847,643.56x = 5,771,407.02 × 1,323,320.68
  4. Step 4: Simplify right side
    3,847,643.56x = 7,637,422,262,263.17
  5. Step 5: Solve for x
    x = 7,637,422,262,263.17/3,847,643.56
  6. Step 6: Final answer
    x = 1,984,960.96

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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.