Home / 1,070,716.50-1,606,495.31-471,257.40

Finding the Fourth Proportional to 1,070,716.50, 1,606,495.31 and 471,257.40

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Solution

The fourth proportional to 1,070,716.50, 1,606,495.31 and 471,257.40 is: 707,071.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,716.50 : 1,606,495.31 = 471,257.40 : x
  2. Step 2: Convert to fraction form
    1,070,716.50/1,606,495.31 = 471,257.40/x
  3. Step 3: Cross multiply
    1,070,716.50x = 1,606,495.31 × 471,257.40
  4. Step 4: Simplify right side
    1,070,716.50x = 757,072,808,338.08
  5. Step 5: Solve for x
    x = 757,072,808,338.08/1,070,716.50
  6. Step 6: Final answer
    x = 707,071.21

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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.