Home / 1,009,635.71-1,512,228.50-834,539.32

Finding the Fourth Proportional to 1,009,635.71, 1,512,228.50 and 834,539.32

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Solution

The fourth proportional to 1,009,635.71, 1,512,228.50 and 834,539.32 is: 1,249,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,635.71 : 1,512,228.50 = 834,539.32 : x
  2. Step 2: Convert to fraction form
    1,009,635.71/1,512,228.50 = 834,539.32/x
  3. Step 3: Cross multiply
    1,009,635.71x = 1,512,228.50 × 834,539.32
  4. Step 4: Simplify right side
    1,009,635.71x = 1,262,014,142,380.40
  5. Step 5: Solve for x
    x = 1,262,014,142,380.40/1,009,635.71
  6. Step 6: Final answer
    x = 1,249,969.80

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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.