Home / 2,699,501.90-4,048,434.87-1,419,419.60

Finding the Fourth Proportional to 2,699,501.90, 4,048,434.87 and 1,419,419.60

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Solution

The fourth proportional to 2,699,501.90, 4,048,434.87 and 1,419,419.60 is: 2,128,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699,501.90 : 4,048,434.87 = 1,419,419.60 : x
  2. Step 2: Convert to fraction form
    2,699,501.90/4,048,434.87 = 1,419,419.60/x
  3. Step 3: Cross multiply
    2,699,501.90x = 4,048,434.87 × 1,419,419.60
  4. Step 4: Simplify right side
    2,699,501.90x = 5,746,427,803,801.45
  5. Step 5: Solve for x
    x = 5,746,427,803,801.45/2,699,501.90
  6. Step 6: Final answer
    x = 2,128,699.30

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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.