Home / 3,526,355.16-4,866,030-1,977,679.68

Finding the Fourth Proportional to 3,526,355.16, 4,866,030 and 1,977,679.68

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Solution

The fourth proportional to 3,526,355.16, 4,866,030 and 1,977,679.68 is: 2,729,007.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526,355.16 : 4,866,030 = 1,977,679.68 : x
  2. Step 2: Convert to fraction form
    3,526,355.16/4,866,030 = 1,977,679.68/x
  3. Step 3: Cross multiply
    3,526,355.16x = 4,866,030 × 1,977,679.68
  4. Step 4: Simplify right side
    3,526,355.16x = 9,623,448,653,270.40
  5. Step 5: Solve for x
    x = 9,623,448,653,270.40/3,526,355.16
  6. Step 6: Final answer
    x = 2,729,007.21

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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.