Home / 1,102,880.50-1,522,117.82-619,445.63

Finding the Fourth Proportional to 1,102,880.50, 1,522,117.82 and 619,445.63

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Solution

The fourth proportional to 1,102,880.50, 1,522,117.82 and 619,445.63 is: 854,915.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,880.50 : 1,522,117.82 = 619,445.63 : x
  2. Step 2: Convert to fraction form
    1,102,880.50/1,522,117.82 = 619,445.63/x
  3. Step 3: Cross multiply
    1,102,880.50x = 1,522,117.82 × 619,445.63
  4. Step 4: Simplify right side
    1,102,880.50x = 942,869,237,298.04
  5. Step 5: Solve for x
    x = 942,869,237,298.04/1,102,880.50
  6. Step 6: Final answer
    x = 854,915.14

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.