Home / 1,525,635.36-2,105,403.48-837,371.58

Finding the Fourth Proportional to 1,525,635.36, 2,105,403.48 and 837,371.58

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Solution

The fourth proportional to 1,525,635.36, 2,105,403.48 and 837,371.58 is: 1,155,587.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,635.36 : 2,105,403.48 = 837,371.58 : x
  2. Step 2: Convert to fraction form
    1,525,635.36/2,105,403.48 = 837,371.58/x
  3. Step 3: Cross multiply
    1,525,635.36x = 2,105,403.48 × 837,371.58
  4. Step 4: Simplify right side
    1,525,635.36x = 1,763,005,038,585.10
  5. Step 5: Solve for x
    x = 1,763,005,038,585.10/1,525,635.36
  6. Step 6: Final answer
    x = 1,155,587.43

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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.