Home / 1,246,705.67-1,870,164.59-393,549.08

Finding the Fourth Proportional to 1,246,705.67, 1,870,164.59 and 393,549.08

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Solution

The fourth proportional to 1,246,705.67, 1,870,164.59 and 393,549.08 is: 590,357.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,705.67 : 1,870,164.59 = 393,549.08 : x
  2. Step 2: Convert to fraction form
    1,246,705.67/1,870,164.59 = 393,549.08/x
  3. Step 3: Cross multiply
    1,246,705.67x = 1,870,164.59 × 393,549.08
  4. Step 4: Simplify right side
    1,246,705.67x = 736,001,542,524.51
  5. Step 5: Solve for x
    x = 736,001,542,524.51/1,246,705.67
  6. Step 6: Final answer
    x = 590,357.10

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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.