Home / 889,917.13-1,227,746.77-657,901.14

Finding the Fourth Proportional to 889,917.13, 1,227,746.77 and 657,901.14

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Solution

The fourth proportional to 889,917.13, 1,227,746.77 and 657,901.14 is: 907,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,917.13 : 1,227,746.77 = 657,901.14 : x
  2. Step 2: Convert to fraction form
    889,917.13/1,227,746.77 = 657,901.14/x
  3. Step 3: Cross multiply
    889,917.13x = 1,227,746.77 × 657,901.14
  4. Step 4: Simplify right side
    889,917.13x = 807,735,999,614.32
  5. Step 5: Solve for x
    x = 807,735,999,614.32/889,917.13
  6. Step 6: Final answer
    x = 907,653.05

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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.