Home / 2,806,871.60-4,210,307.40-1,738,449.20

Finding the Fourth Proportional to 2,806,871.60, 4,210,307.40 and 1,738,449.20

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Solution

The fourth proportional to 2,806,871.60, 4,210,307.40 and 1,738,449.20 is: 2,607,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,871.60 : 4,210,307.40 = 1,738,449.20 : x
  2. Step 2: Convert to fraction form
    2,806,871.60/4,210,307.40 = 1,738,449.20/x
  3. Step 3: Cross multiply
    2,806,871.60x = 4,210,307.40 × 1,738,449.20
  4. Step 4: Simplify right side
    2,806,871.60x = 7,319,405,531,284.08
  5. Step 5: Solve for x
    x = 7,319,405,531,284.08/2,806,871.60
  6. Step 6: Final answer
    x = 2,607,673.80

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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.