Home / 1,106,580.20-1,527,060.58-623,143.40

Finding the Fourth Proportional to 1,106,580.20, 1,527,060.58 and 623,143.40

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Solution

The fourth proportional to 1,106,580.20, 1,527,060.58 and 623,143.40 is: 859,926.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,580.20 : 1,527,060.58 = 623,143.40 : x
  2. Step 2: Convert to fraction form
    1,106,580.20/1,527,060.58 = 623,143.40/x
  3. Step 3: Cross multiply
    1,106,580.20x = 1,527,060.58 × 623,143.40
  4. Step 4: Simplify right side
    1,106,580.20x = 951,577,721,827.17
  5. Step 5: Solve for x
    x = 951,577,721,827.17/1,106,580.20
  6. Step 6: Final answer
    x = 859,926.58

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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.