Home / 1,158,907.40-1,738,361.10-410,856.20

Finding the Fourth Proportional to 1,158,907.40, 1,738,361.10 and 410,856.20

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Solution

The fourth proportional to 1,158,907.40, 1,738,361.10 and 410,856.20 is: 616,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,907.40 : 1,738,361.10 = 410,856.20 : x
  2. Step 2: Convert to fraction form
    1,158,907.40/1,738,361.10 = 410,856.20/x
  3. Step 3: Cross multiply
    1,158,907.40x = 1,738,361.10 × 410,856.20
  4. Step 4: Simplify right side
    1,158,907.40x = 714,216,435,773.82
  5. Step 5: Solve for x
    x = 714,216,435,773.82/1,158,907.40
  6. Step 6: Final answer
    x = 616,284.30

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Double scale
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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.