Home / 896,181.30-1,344,271.95-821,531.70

Finding the Fourth Proportional to 896,181.30, 1,344,271.95 and 821,531.70

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Solution

The fourth proportional to 896,181.30, 1,344,271.95 and 821,531.70 is: 1,232,297.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,181.30 : 1,344,271.95 = 821,531.70 : x
  2. Step 2: Convert to fraction form
    896,181.30/1,344,271.95 = 821,531.70/x
  3. Step 3: Cross multiply
    896,181.30x = 1,344,271.95 × 821,531.70
  4. Step 4: Simplify right side
    896,181.30x = 1,104,362,020,345.82
  5. Step 5: Solve for x
    x = 1,104,362,020,345.82/896,181.30
  6. Step 6: Final answer
    x = 1,232,297.55

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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.