Home / 3,615,104.16-5,421,705.84-1,718,071.20

Finding the Fourth Proportional to 3,615,104.16, 5,421,705.84 and 1,718,071.20

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Solution

The fourth proportional to 3,615,104.16, 5,421,705.84 and 1,718,071.20 is: 2,576,655.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,104.16 : 5,421,705.84 = 1,718,071.20 : x
  2. Step 2: Convert to fraction form
    3,615,104.16/5,421,705.84 = 1,718,071.20/x
  3. Step 3: Cross multiply
    3,615,104.16x = 5,421,705.84 × 1,718,071.20
  4. Step 4: Simplify right side
    3,615,104.16x = 9,314,876,658,575.81
  5. Step 5: Solve for x
    x = 9,314,876,658,575.81/3,615,104.16
  6. Step 6: Final answer
    x = 2,576,655.12

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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.