Home / 2,508,401.30-3,762,345.62-686,928.20

Finding the Fourth Proportional to 2,508,401.30, 3,762,345.62 and 686,928.20

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Solution

The fourth proportional to 2,508,401.30, 3,762,345.62 and 686,928.20 is: 1,030,322.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508,401.30 : 3,762,345.62 = 686,928.20 : x
  2. Step 2: Convert to fraction form
    2,508,401.30/3,762,345.62 = 686,928.20/x
  3. Step 3: Cross multiply
    2,508,401.30x = 3,762,345.62 × 686,928.20
  4. Step 4: Simplify right side
    2,508,401.30x = 2,584,461,287,430.08
  5. Step 5: Solve for x
    x = 2,584,461,287,430.08/2,508,401.30
  6. Step 6: Final answer
    x = 1,030,322.10

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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.