Home / 3,189,692.64-4,776,766.56-2,109,547.20

Finding the Fourth Proportional to 3,189,692.64, 4,776,766.56 and 2,109,547.20

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Solution

The fourth proportional to 3,189,692.64, 4,776,766.56 and 2,109,547.20 is: 3,159,180.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,692.64 : 4,776,766.56 = 2,109,547.20 : x
  2. Step 2: Convert to fraction form
    3,189,692.64/4,776,766.56 = 2,109,547.20/x
  3. Step 3: Cross multiply
    3,189,692.64x = 4,776,766.56 × 2,109,547.20
  4. Step 4: Simplify right side
    3,189,692.64x = 10,076,814,521,701.63
  5. Step 5: Solve for x
    x = 10,076,814,521,701.63/3,189,692.64
  6. Step 6: Final answer
    x = 3,159,180.42

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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.