Home / 1,366,697.13-1,886,406.81-785,983.68

Finding the Fourth Proportional to 1,366,697.13, 1,886,406.81 and 785,983.68

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Solution

The fourth proportional to 1,366,697.13, 1,886,406.81 and 785,983.68 is: 1,084,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,697.13 : 1,886,406.81 = 785,983.68 : x
  2. Step 2: Convert to fraction form
    1,366,697.13/1,886,406.81 = 785,983.68/x
  3. Step 3: Cross multiply
    1,366,697.13x = 1,886,406.81 × 785,983.68
  4. Step 4: Simplify right side
    1,366,697.13x = 1,482,684,966,500.86
  5. Step 5: Solve for x
    x = 1,482,684,966,500.86/1,366,697.13
  6. Step 6: Final answer
    x = 1,084,867.26

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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.