Home / 2,841,657.87-3,920,953.69-1,617,889.22

Finding the Fourth Proportional to 2,841,657.87, 3,920,953.69 and 1,617,889.22

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Solution

The fourth proportional to 2,841,657.87, 3,920,953.69 and 1,617,889.22 is: 2,232,382.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841,657.87 : 3,920,953.69 = 1,617,889.22 : x
  2. Step 2: Convert to fraction form
    2,841,657.87/3,920,953.69 = 1,617,889.22/x
  3. Step 3: Cross multiply
    2,841,657.87x = 3,920,953.69 × 1,617,889.22
  4. Step 4: Simplify right side
    2,841,657.87x = 6,343,668,683,520.73
  5. Step 5: Solve for x
    x = 6,343,668,683,520.73/2,841,657.87
  6. Step 6: Final answer
    x = 2,232,382.99

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1.5x scale

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.