Home / 1,185,594.28-1,635,673.50-777,921.16

Finding the Fourth Proportional to 1,185,594.28, 1,635,673.50 and 777,921.16

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Solution

The fourth proportional to 1,185,594.28, 1,635,673.50 and 777,921.16 is: 1,073,238.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,594.28 : 1,635,673.50 = 777,921.16 : x
  2. Step 2: Convert to fraction form
    1,185,594.28/1,635,673.50 = 777,921.16/x
  3. Step 3: Cross multiply
    1,185,594.28x = 1,635,673.50 × 777,921.16
  4. Step 4: Simplify right side
    1,185,594.28x = 1,272,425,026,501.26
  5. Step 5: Solve for x
    x = 1,272,425,026,501.26/1,185,594.28
  6. Step 6: Final answer
    x = 1,073,238.16

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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.