Home / 1,106,431.60-1,657,314.60-919,807.60

Finding the Fourth Proportional to 1,106,431.60, 1,657,314.60 and 919,807.60

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Solution

The fourth proportional to 1,106,431.60, 1,657,314.60 and 919,807.60 is: 1,377,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,431.60 : 1,657,314.60 = 919,807.60 : x
  2. Step 2: Convert to fraction form
    1,106,431.60/1,657,314.60 = 919,807.60/x
  3. Step 3: Cross multiply
    1,106,431.60x = 1,657,314.60 × 919,807.60
  4. Step 4: Simplify right side
    1,106,431.60x = 1,524,410,564,670.96
  5. Step 5: Solve for x
    x = 1,524,410,564,670.96/1,106,431.60
  6. Step 6: Final answer
    x = 1,377,772.08

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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.