Home / 5,314,303.58-7,972,720.79-1,720,071.14

Finding the Fourth Proportional to 5,314,303.58, 7,972,720.79 and 1,720,071.14

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Solution

The fourth proportional to 5,314,303.58, 7,972,720.79 and 1,720,071.14 is: 2,580,516.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,303.58 : 7,972,720.79 = 1,720,071.14 : x
  2. Step 2: Convert to fraction form
    5,314,303.58/7,972,720.79 = 1,720,071.14/x
  3. Step 3: Cross multiply
    5,314,303.58x = 7,972,720.79 × 1,720,071.14
  4. Step 4: Simplify right side
    5,314,303.58x = 13,713,646,889,693.04
  5. Step 5: Solve for x
    x = 13,713,646,889,693.04/5,314,303.58
  6. Step 6: Final answer
    x = 2,580,516.28

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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.