Home / 2,871,000.90-4,304,055.15-1,272,692.70

Finding the Fourth Proportional to 2,871,000.90, 4,304,055.15 and 1,272,692.70

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Solution

The fourth proportional to 2,871,000.90, 4,304,055.15 and 1,272,692.70 is: 1,907,954.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,000.90 : 4,304,055.15 = 1,272,692.70 : x
  2. Step 2: Convert to fraction form
    2,871,000.90/4,304,055.15 = 1,272,692.70/x
  3. Step 3: Cross multiply
    2,871,000.90x = 4,304,055.15 × 1,272,692.70
  4. Step 4: Simplify right side
    2,871,000.90x = 5,477,739,569,802.41
  5. Step 5: Solve for x
    x = 5,477,739,569,802.41/2,871,000.90
  6. Step 6: Final answer
    x = 1,907,954.67

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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.