Home / 2,970,554.20-4,455,831.30-726,692.20

Finding the Fourth Proportional to 2,970,554.20, 4,455,831.30 and 726,692.20

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Solution

The fourth proportional to 2,970,554.20, 4,455,831.30 and 726,692.20 is: 1,090,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,554.20 : 4,455,831.30 = 726,692.20 : x
  2. Step 2: Convert to fraction form
    2,970,554.20/4,455,831.30 = 726,692.20/x
  3. Step 3: Cross multiply
    2,970,554.20x = 4,455,831.30 × 726,692.20
  4. Step 4: Simplify right side
    2,970,554.20x = 3,238,017,850,225.86
  5. Step 5: Solve for x
    x = 3,238,017,850,225.86/2,970,554.20
  6. Step 6: Final answer
    x = 1,090,038.30

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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.