Home / 1,124,443.02-1,551,346.32-917,350.56

Finding the Fourth Proportional to 1,124,443.02, 1,551,346.32 and 917,350.56

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Solution

The fourth proportional to 1,124,443.02, 1,551,346.32 and 917,350.56 is: 1,265,629.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,443.02 : 1,551,346.32 = 917,350.56 : x
  2. Step 2: Convert to fraction form
    1,124,443.02/1,551,346.32 = 917,350.56/x
  3. Step 3: Cross multiply
    1,124,443.02x = 1,551,346.32 × 917,350.56
  4. Step 4: Simplify right side
    1,124,443.02x = 1,423,128,415,405.94
  5. Step 5: Solve for x
    x = 1,423,128,415,405.94/1,124,443.02
  6. Step 6: Final answer
    x = 1,265,629.64

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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.