Home / 1,956,643.80-2,934,965.70-1,814,926.20

Finding the Fourth Proportional to 1,956,643.80, 2,934,965.70 and 1,814,926.20

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Solution

The fourth proportional to 1,956,643.80, 2,934,965.70 and 1,814,926.20 is: 2,722,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,643.80 : 2,934,965.70 = 1,814,926.20 : x
  2. Step 2: Convert to fraction form
    1,956,643.80/2,934,965.70 = 1,814,926.20/x
  3. Step 3: Cross multiply
    1,956,643.80x = 2,934,965.70 × 1,814,926.20
  4. Step 4: Simplify right side
    1,956,643.80x = 5,326,746,145,031.34
  5. Step 5: Solve for x
    x = 5,326,746,145,031.34/1,956,643.80
  6. Step 6: Final answer
    x = 2,722,389.30

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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.