Home / 1,930,356.56-2,893,746.93-715,256.16

Finding the Fourth Proportional to 1,930,356.56, 2,893,746.93 and 715,256.16

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Solution

The fourth proportional to 1,930,356.56, 2,893,746.93 and 715,256.16 is: 1,072,221.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,356.56 : 2,893,746.93 = 715,256.16 : x
  2. Step 2: Convert to fraction form
    1,930,356.56/2,893,746.93 = 715,256.16/x
  3. Step 3: Cross multiply
    1,930,356.56x = 2,893,746.93 × 715,256.16
  4. Step 4: Simplify right side
    1,930,356.56x = 2,069,770,317,163.59
  5. Step 5: Solve for x
    x = 2,069,770,317,163.59/1,930,356.56
  6. Step 6: Final answer
    x = 1,072,221.77

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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.