Home / 1,106,579.20-1,527,059.20-623,142.40

Finding the Fourth Proportional to 1,106,579.20, 1,527,059.20 and 623,142.40

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Solution

The fourth proportional to 1,106,579.20, 1,527,059.20 and 623,142.40 is: 859,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,579.20 : 1,527,059.20 = 623,142.40 : x
  2. Step 2: Convert to fraction form
    1,106,579.20/1,527,059.20 = 623,142.40/x
  3. Step 3: Cross multiply
    1,106,579.20x = 1,527,059.20 × 623,142.40
  4. Step 4: Simplify right side
    1,106,579.20x = 951,575,334,830.08
  5. Step 5: Solve for x
    x = 951,575,334,830.08/1,106,579.20
  6. Step 6: Final answer
    x = 859,925.20

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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.