Home / 1,618,669.70-2,428,004.55-1,556,461.70

Finding the Fourth Proportional to 1,618,669.70, 2,428,004.55 and 1,556,461.70

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Solution

The fourth proportional to 1,618,669.70, 2,428,004.55 and 1,556,461.70 is: 2,334,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,669.70 : 2,428,004.55 = 1,556,461.70 : x
  2. Step 2: Convert to fraction form
    1,618,669.70/2,428,004.55 = 1,556,461.70/x
  3. Step 3: Cross multiply
    1,618,669.70x = 2,428,004.55 × 1,556,461.70
  4. Step 4: Simplify right side
    1,618,669.70x = 3,779,096,089,500.73
  5. Step 5: Solve for x
    x = 3,779,096,089,500.73/1,618,669.70
  6. Step 6: Final answer
    x = 2,334,692.55

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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.