Home / 1,768,102.60-2,649,030.70-1,709,632.20

Finding the Fourth Proportional to 1,768,102.60, 2,649,030.70 and 1,709,632.20

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Solution

The fourth proportional to 1,768,102.60, 2,649,030.70 and 1,709,632.20 is: 2,561,428.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,102.60 : 2,649,030.70 = 1,709,632.20 : x
  2. Step 2: Convert to fraction form
    1,768,102.60/2,649,030.70 = 1,709,632.20/x
  3. Step 3: Cross multiply
    1,768,102.60x = 2,649,030.70 × 1,709,632.20
  4. Step 4: Simplify right side
    1,768,102.60x = 4,528,868,183,508.54
  5. Step 5: Solve for x
    x = 4,528,868,183,508.54/1,768,102.60
  6. Step 6: Final answer
    x = 2,561,428.38

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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.