Home / 1,403,995.83-1,937,347.53-792,112.87

Finding the Fourth Proportional to 1,403,995.83, 1,937,347.53 and 792,112.87

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Solution

The fourth proportional to 1,403,995.83, 1,937,347.53 and 792,112.87 is: 1,093,021.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,995.83 : 1,937,347.53 = 792,112.87 : x
  2. Step 2: Convert to fraction form
    1,403,995.83/1,937,347.53 = 792,112.87/x
  3. Step 3: Cross multiply
    1,403,995.83x = 1,937,347.53 × 792,112.87
  4. Step 4: Simplify right side
    1,403,995.83x = 1,534,597,911,626.97
  5. Step 5: Solve for x
    x = 1,534,597,911,626.97/1,403,995.83
  6. Step 6: Final answer
    x = 1,093,021.70

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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.