Home / 1,111,714.93-1,533,603.13-703,128.66

Finding the Fourth Proportional to 1,111,714.93, 1,533,603.13 and 703,128.66

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Solution

The fourth proportional to 1,111,714.93, 1,533,603.13 and 703,128.66 is: 969,961.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,714.93 : 1,533,603.13 = 703,128.66 : x
  2. Step 2: Convert to fraction form
    1,111,714.93/1,533,603.13 = 703,128.66/x
  3. Step 3: Cross multiply
    1,111,714.93x = 1,533,603.13 × 703,128.66
  4. Step 4: Simplify right side
    1,111,714.93x = 1,078,320,313,768.71
  5. Step 5: Solve for x
    x = 1,078,320,313,768.71/1,111,714.93
  6. Step 6: Final answer
    x = 969,961.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.