Home / 1,395,406.16-1,925,110.95-806,316.37

Finding the Fourth Proportional to 1,395,406.16, 1,925,110.95 and 806,316.37

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Solution

The fourth proportional to 1,395,406.16, 1,925,110.95 and 806,316.37 is: 1,112,399.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,406.16 : 1,925,110.95 = 806,316.37 : x
  2. Step 2: Convert to fraction form
    1,395,406.16/1,925,110.95 = 806,316.37/x
  3. Step 3: Cross multiply
    1,395,406.16x = 1,925,110.95 × 806,316.37
  4. Step 4: Simplify right side
    1,395,406.16x = 1,552,248,473,051.25
  5. Step 5: Solve for x
    x = 1,552,248,473,051.25/1,395,406.16
  6. Step 6: Final answer
    x = 1,112,399.04

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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.