Home / 1,772,112.10-2,657,908.95-509,808.10

Finding the Fourth Proportional to 1,772,112.10, 2,657,908.95 and 509,808.10

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Solution

The fourth proportional to 1,772,112.10, 2,657,908.95 and 509,808.10 is: 764,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,112.10 : 2,657,908.95 = 509,808.10 : x
  2. Step 2: Convert to fraction form
    1,772,112.10/2,657,908.95 = 509,808.10/x
  3. Step 3: Cross multiply
    1,772,112.10x = 2,657,908.95 × 509,808.10
  4. Step 4: Simplify right side
    1,772,112.10x = 1,355,023,511,772.50
  5. Step 5: Solve for x
    x = 1,355,023,511,772.50/1,772,112.10
  6. Step 6: Final answer
    x = 764,637.58

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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.