Home / 1,607,742.36-2,409,779.03-647,583.39

Finding the Fourth Proportional to 1,607,742.36, 2,409,779.03 and 647,583.39

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Solution

The fourth proportional to 1,607,742.36, 2,409,779.03 and 647,583.39 is: 970,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,742.36 : 2,409,779.03 = 647,583.39 : x
  2. Step 2: Convert to fraction form
    1,607,742.36/2,409,779.03 = 647,583.39/x
  3. Step 3: Cross multiply
    1,607,742.36x = 2,409,779.03 × 647,583.39
  4. Step 4: Simplify right side
    1,607,742.36x = 1,560,532,870,160.39
  5. Step 5: Solve for x
    x = 1,560,532,870,160.39/1,607,742.36
  6. Step 6: Final answer
    x = 970,636.16

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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.