Home / 1,221,503.60-1,832,233.80-501,689.36

Finding the Fourth Proportional to 1,221,503.60, 1,832,233.80 and 501,689.36

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Solution

The fourth proportional to 1,221,503.60, 1,832,233.80 and 501,689.36 is: 752,525.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,503.60 : 1,832,233.80 = 501,689.36 : x
  2. Step 2: Convert to fraction form
    1,221,503.60/1,832,233.80 = 501,689.36/x
  3. Step 3: Cross multiply
    1,221,503.60x = 1,832,233.80 × 501,689.36
  4. Step 4: Simplify right side
    1,221,503.60x = 919,212,202,492.37
  5. Step 5: Solve for x
    x = 919,212,202,492.37/1,221,503.60
  6. Step 6: Final answer
    x = 752,525.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.