Home / 2,581,420.16-3,563,334.06-2,217,386.72

Finding the Fourth Proportional to 2,581,420.16, 3,563,334.06 and 2,217,386.72

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Solution

The fourth proportional to 2,581,420.16, 3,563,334.06 and 2,217,386.72 is: 3,060,830.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,420.16 : 3,563,334.06 = 2,217,386.72 : x
  2. Step 2: Convert to fraction form
    2,581,420.16/3,563,334.06 = 2,217,386.72/x
  3. Step 3: Cross multiply
    2,581,420.16x = 3,563,334.06 × 2,217,386.72
  4. Step 4: Simplify right side
    2,581,420.16x = 7,901,289,623,567.68
  5. Step 5: Solve for x
    x = 7,901,289,623,567.68/2,581,420.16
  6. Step 6: Final answer
    x = 3,060,830.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.