Home / 1,176,356.20-1,764,534.30-910,307.65

Finding the Fourth Proportional to 1,176,356.20, 1,764,534.30 and 910,307.65

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Solution

The fourth proportional to 1,176,356.20, 1,764,534.30 and 910,307.65 is: 1,365,461.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,356.20 : 1,764,534.30 = 910,307.65 : x
  2. Step 2: Convert to fraction form
    1,176,356.20/1,764,534.30 = 910,307.65/x
  3. Step 3: Cross multiply
    1,176,356.20x = 1,764,534.30 × 910,307.65
  4. Step 4: Simplify right side
    1,176,356.20x = 1,606,269,071,977.40
  5. Step 5: Solve for x
    x = 1,606,269,071,977.40/1,176,356.20
  6. Step 6: Final answer
    x = 1,365,461.48

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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.