Home / 1,009,637.70-1,512,231.50-834,541.32

Finding the Fourth Proportional to 1,009,637.70, 1,512,231.50 and 834,541.32

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Solution

The fourth proportional to 1,009,637.70, 1,512,231.50 and 834,541.32 is: 1,249,972.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,637.70 : 1,512,231.50 = 834,541.32 : x
  2. Step 2: Convert to fraction form
    1,009,637.70/1,512,231.50 = 834,541.32/x
  3. Step 3: Cross multiply
    1,009,637.70x = 1,512,231.50 × 834,541.32
  4. Step 4: Simplify right side
    1,009,637.70x = 1,262,019,672,155.58
  5. Step 5: Solve for x
    x = 1,262,019,672,155.58/1,009,637.70
  6. Step 6: Final answer
    x = 1,249,972.81

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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.