Home / 896,203.20-1,340,416.80-802,113.60

Finding the Fourth Proportional to 896,203.20, 1,340,416.80 and 802,113.60

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Solution

The fourth proportional to 896,203.20, 1,340,416.80 and 802,113.60 is: 1,199,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,203.20 : 1,340,416.80 = 802,113.60 : x
  2. Step 2: Convert to fraction form
    896,203.20/1,340,416.80 = 802,113.60/x
  3. Step 3: Cross multiply
    896,203.20x = 1,340,416.80 × 802,113.60
  4. Step 4: Simplify right side
    896,203.20x = 1,075,166,544,948.48
  5. Step 5: Solve for x
    x = 1,075,166,544,948.48/896,203.20
  6. Step 6: Final answer
    x = 1,199,690.59

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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.