Home / 5,249,014.45-7,873,521.77-1,259,926.45

Finding the Fourth Proportional to 5,249,014.45, 7,873,521.77 and 1,259,926.45

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Solution

The fourth proportional to 5,249,014.45, 7,873,521.77 and 1,259,926.45 is: 1,889,889.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249,014.45 : 7,873,521.77 = 1,259,926.45 : x
  2. Step 2: Convert to fraction form
    5,249,014.45/7,873,521.77 = 1,259,926.45/x
  3. Step 3: Cross multiply
    5,249,014.45x = 7,873,521.77 × 1,259,926.45
  4. Step 4: Simplify right side
    5,249,014.45x = 9,920,058,287,006.58
  5. Step 5: Solve for x
    x = 9,920,058,287,006.58/5,249,014.45
  6. Step 6: Final answer
    x = 1,889,889.69

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1.5x scale

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.