Home / 3,009,963.60-4,152,567.29-1,720,112.00

Finding the Fourth Proportional to 3,009,963.60, 4,152,567.29 and 1,720,112.00

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Solution

The fourth proportional to 3,009,963.60, 4,152,567.29 and 1,720,112.00 is: 2,373,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,963.60 : 4,152,567.29 = 1,720,112.00 : x
  2. Step 2: Convert to fraction form
    3,009,963.60/4,152,567.29 = 1,720,112.00/x
  3. Step 3: Cross multiply
    3,009,963.60x = 4,152,567.29 × 1,720,112.00
  4. Step 4: Simplify right side
    3,009,963.60x = 7,142,880,796,973.08
  5. Step 5: Solve for x
    x = 7,142,880,796,973.08/3,009,963.60
  6. Step 6: Final answer
    x = 2,373,078.80

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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.