Home / 1,122,014.40-1,682,503.20-490,603.20

Finding the Fourth Proportional to 1,122,014.40, 1,682,503.20 and 490,603.20

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Solution

The fourth proportional to 1,122,014.40, 1,682,503.20 and 490,603.20 is: 735,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,014.40 : 1,682,503.20 = 490,603.20 : x
  2. Step 2: Convert to fraction form
    1,122,014.40/1,682,503.20 = 490,603.20/x
  3. Step 3: Cross multiply
    1,122,014.40x = 1,682,503.20 × 490,603.20
  4. Step 4: Simplify right side
    1,122,014.40x = 825,441,453,930.24
  5. Step 5: Solve for x
    x = 825,441,453,930.24/1,122,014.40
  6. Step 6: Final answer
    x = 735,678.13

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1.5x scale

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.