Home / 1,656,006.60-2,484,009.90-1,089,136.20

Finding the Fourth Proportional to 1,656,006.60, 2,484,009.90 and 1,089,136.20

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Solution

The fourth proportional to 1,656,006.60, 2,484,009.90 and 1,089,136.20 is: 1,633,704.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,006.60 : 2,484,009.90 = 1,089,136.20 : x
  2. Step 2: Convert to fraction form
    1,656,006.60/2,484,009.90 = 1,089,136.20/x
  3. Step 3: Cross multiply
    1,656,006.60x = 2,484,009.90 × 1,089,136.20
  4. Step 4: Simplify right side
    1,656,006.60x = 2,705,425,103,248.38
  5. Step 5: Solve for x
    x = 2,705,425,103,248.38/1,656,006.60
  6. Step 6: Final answer
    x = 1,633,704.30

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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.