Home / 1,089,781.30-1,634,692.01-474,223.17

Finding the Fourth Proportional to 1,089,781.30, 1,634,692.01 and 474,223.17

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Solution

The fourth proportional to 1,089,781.30, 1,634,692.01 and 474,223.17 is: 711,343.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,781.30 : 1,634,692.01 = 474,223.17 : x
  2. Step 2: Convert to fraction form
    1,089,781.30/1,634,692.01 = 474,223.17/x
  3. Step 3: Cross multiply
    1,089,781.30x = 1,634,692.01 × 474,223.17
  4. Step 4: Simplify right side
    1,089,781.30x = 775,208,818,255.89
  5. Step 5: Solve for x
    x = 775,208,818,255.89/1,089,781.30
  6. Step 6: Final answer
    x = 711,343.48

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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.