Home / 4,270,389.30-6,397,807.95-2,021,570.10

Finding the Fourth Proportional to 4,270,389.30, 6,397,807.95 and 2,021,570.10

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Solution

The fourth proportional to 4,270,389.30, 6,397,807.95 and 2,021,570.10 is: 3,028,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270,389.30 : 6,397,807.95 = 2,021,570.10 : x
  2. Step 2: Convert to fraction form
    4,270,389.30/6,397,807.95 = 2,021,570.10/x
  3. Step 3: Cross multiply
    4,270,389.30x = 6,397,807.95 × 2,021,570.10
  4. Step 4: Simplify right side
    4,270,389.30x = 12,933,617,257,262.30
  5. Step 5: Solve for x
    x = 12,933,617,257,262.30/4,270,389.30
  6. Step 6: Final answer
    x = 3,028,674.05

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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.