Home / 893,091.12-1,232,117.88-505,817.52

Finding the Fourth Proportional to 893,091.12, 1,232,117.88 and 505,817.52

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Solution

The fourth proportional to 893,091.12, 1,232,117.88 and 505,817.52 is: 697,831.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,091.12 : 1,232,117.88 = 505,817.52 : x
  2. Step 2: Convert to fraction form
    893,091.12/1,232,117.88 = 505,817.52/x
  3. Step 3: Cross multiply
    893,091.12x = 1,232,117.88 × 505,817.52
  4. Step 4: Simplify right side
    893,091.12x = 623,226,810,409.26
  5. Step 5: Solve for x
    x = 623,226,810,409.26/893,091.12
  6. Step 6: Final answer
    x = 697,831.16

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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.