Home / 896,206.20-1,340,421.30-802,116.60

Finding the Fourth Proportional to 896,206.20, 1,340,421.30 and 802,116.60

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Solution

The fourth proportional to 896,206.20, 1,340,421.30 and 802,116.60 is: 1,199,695.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,206.20 : 1,340,421.30 = 802,116.60 : x
  2. Step 2: Convert to fraction form
    896,206.20/1,340,421.30 = 802,116.60/x
  3. Step 3: Cross multiply
    896,206.20x = 1,340,421.30 × 802,116.60
  4. Step 4: Simplify right side
    896,206.20x = 1,075,174,175,723.58
  5. Step 5: Solve for x
    x = 1,075,174,175,723.58/896,206.20
  6. Step 6: Final answer
    x = 1,199,695.09

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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.