Home / 1,106,653.64-1,527,165.78-623,219.72

Finding the Fourth Proportional to 1,106,653.64, 1,527,165.78 and 623,219.72

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Solution

The fourth proportional to 1,106,653.64, 1,527,165.78 and 623,219.72 is: 860,034.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,653.64 : 1,527,165.78 = 623,219.72 : x
  2. Step 2: Convert to fraction form
    1,106,653.64/1,527,165.78 = 623,219.72/x
  3. Step 3: Cross multiply
    1,106,653.64x = 1,527,165.78 × 623,219.72
  4. Step 4: Simplify right side
    1,106,653.64x = 951,759,829,805.18
  5. Step 5: Solve for x
    x = 951,759,829,805.18/1,106,653.64
  6. Step 6: Final answer
    x = 860,034.07

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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.