Home / 1,113,961.02-1,670,973.93-272,512.50

Finding the Fourth Proportional to 1,113,961.02, 1,670,973.93 and 272,512.50

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Solution

The fourth proportional to 1,113,961.02, 1,670,973.93 and 272,512.50 is: 408,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,961.02 : 1,670,973.93 = 272,512.50 : x
  2. Step 2: Convert to fraction form
    1,113,961.02/1,670,973.93 = 272,512.50/x
  3. Step 3: Cross multiply
    1,113,961.02x = 1,670,973.93 × 272,512.50
  4. Step 4: Simplify right side
    1,113,961.02x = 455,361,283,099.13
  5. Step 5: Solve for x
    x = 455,361,283,099.13/1,113,961.02
  6. Step 6: Final answer
    x = 408,776.68

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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.