Home / 865,263.16-1,296,084.39-695,867.86

Finding the Fourth Proportional to 865,263.16, 1,296,084.39 and 695,867.86

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Solution

The fourth proportional to 865,263.16, 1,296,084.39 and 695,867.86 is: 1,042,345.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,263.16 : 1,296,084.39 = 695,867.86 : x
  2. Step 2: Convert to fraction form
    865,263.16/1,296,084.39 = 695,867.86/x
  3. Step 3: Cross multiply
    865,263.16x = 1,296,084.39 × 695,867.86
  4. Step 4: Simplify right side
    865,263.16x = 901,903,470,848.71
  5. Step 5: Solve for x
    x = 901,903,470,848.71/865,263.16
  6. Step 6: Final answer
    x = 1,042,345.86

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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.