Home / 1,078,663.14-1,617,574.16-404,376.86

Finding the Fourth Proportional to 1,078,663.14, 1,617,574.16 and 404,376.86

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Solution

The fourth proportional to 1,078,663.14, 1,617,574.16 and 404,376.86 is: 606,407.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,663.14 : 1,617,574.16 = 404,376.86 : x
  2. Step 2: Convert to fraction form
    1,078,663.14/1,617,574.16 = 404,376.86/x
  3. Step 3: Cross multiply
    1,078,663.14x = 1,617,574.16 × 404,376.86
  4. Step 4: Simplify right side
    1,078,663.14x = 654,109,549,528.18
  5. Step 5: Solve for x
    x = 654,109,549,528.18/1,078,663.14
  6. Step 6: Final answer
    x = 606,407.62

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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.