Home / 1,276,035.24-1,914,349.02-434,594.28

Finding the Fourth Proportional to 1,276,035.24, 1,914,349.02 and 434,594.28

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Solution

The fourth proportional to 1,276,035.24, 1,914,349.02 and 434,594.28 is: 651,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,035.24 : 1,914,349.02 = 434,594.28 : x
  2. Step 2: Convert to fraction form
    1,276,035.24/1,914,349.02 = 434,594.28/x
  3. Step 3: Cross multiply
    1,276,035.24x = 1,914,349.02 × 434,594.28
  4. Step 4: Simplify right side
    1,276,035.24x = 831,965,134,015.61
  5. Step 5: Solve for x
    x = 831,965,134,015.61/1,276,035.24
  6. Step 6: Final answer
    x = 651,992.29

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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.