Home / 2,566,461.69-3,541,346.40-1,420,539.30

Finding the Fourth Proportional to 2,566,461.69, 3,541,346.40 and 1,420,539.30

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Solution

The fourth proportional to 2,566,461.69, 3,541,346.40 and 1,420,539.30 is: 1,960,139.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566,461.69 : 3,541,346.40 = 1,420,539.30 : x
  2. Step 2: Convert to fraction form
    2,566,461.69/3,541,346.40 = 1,420,539.30/x
  3. Step 3: Cross multiply
    2,566,461.69x = 3,541,346.40 × 1,420,539.30
  4. Step 4: Simplify right side
    2,566,461.69x = 5,030,621,736,113.52
  5. Step 5: Solve for x
    x = 5,030,621,736,113.52/2,566,461.69
  6. Step 6: Final answer
    x = 1,960,139.03

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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.