Home / 1,742,806.40-2,607,211.20-1,508,748.80

Finding the Fourth Proportional to 1,742,806.40, 2,607,211.20 and 1,508,748.80

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Solution

The fourth proportional to 1,742,806.40, 2,607,211.20 and 1,508,748.80 is: 2,257,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,806.40 : 2,607,211.20 = 1,508,748.80 : x
  2. Step 2: Convert to fraction form
    1,742,806.40/2,607,211.20 = 1,508,748.80/x
  3. Step 3: Cross multiply
    1,742,806.40x = 2,607,211.20 × 1,508,748.80
  4. Step 4: Simplify right side
    1,742,806.40x = 3,933,626,769,346.56
  5. Step 5: Solve for x
    x = 3,933,626,769,346.56/1,742,806.40
  6. Step 6: Final answer
    x = 2,257,064.68

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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.