Home / 1,098,297.95-1,648,611.45-972,753.21

Finding the Fourth Proportional to 1,098,297.95, 1,648,611.45 and 972,753.21

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Solution

The fourth proportional to 1,098,297.95, 1,648,611.45 and 972,753.21 is: 1,460,161.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,297.95 : 1,648,611.45 = 972,753.21 : x
  2. Step 2: Convert to fraction form
    1,098,297.95/1,648,611.45 = 972,753.21/x
  3. Step 3: Cross multiply
    1,098,297.95x = 1,648,611.45 × 972,753.21
  4. Step 4: Simplify right side
    1,098,297.95x = 1,603,692,080,030.25
  5. Step 5: Solve for x
    x = 1,603,692,080,030.25/1,098,297.95
  6. Step 6: Final answer
    x = 1,460,161.23

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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.