Home / 2,038,140.20-2,812,668.42-1,120,407.98

Finding the Fourth Proportional to 2,038,140.20, 2,812,668.42 and 1,120,407.98

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Solution

The fourth proportional to 2,038,140.20, 2,812,668.42 and 1,120,407.98 is: 1,546,182.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038,140.20 : 2,812,668.42 = 1,120,407.98 : x
  2. Step 2: Convert to fraction form
    2,038,140.20/2,812,668.42 = 1,120,407.98/x
  3. Step 3: Cross multiply
    2,038,140.20x = 2,812,668.42 × 1,120,407.98
  4. Step 4: Simplify right side
    2,038,140.20x = 3,151,336,142,861.99
  5. Step 5: Solve for x
    x = 3,151,336,142,861.99/2,038,140.20
  6. Step 6: Final answer
    x = 1,546,182.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.