Home / 1,172,172.02-1,617,134.90-736,333.32

Finding the Fourth Proportional to 1,172,172.02, 1,617,134.90 and 736,333.32

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Solution

The fourth proportional to 1,172,172.02, 1,617,134.90 and 736,333.32 is: 1,015,849.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,172.02 : 1,617,134.90 = 736,333.32 : x
  2. Step 2: Convert to fraction form
    1,172,172.02/1,617,134.90 = 736,333.32/x
  3. Step 3: Cross multiply
    1,172,172.02x = 1,617,134.90 × 736,333.32
  4. Step 4: Simplify right side
    1,172,172.02x = 1,190,750,309,804.87
  5. Step 5: Solve for x
    x = 1,190,750,309,804.87/1,172,172.02
  6. Step 6: Final answer
    x = 1,015,849.46

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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.