Home / 1,265,070.15-1,745,816.49-692,119.89

Finding the Fourth Proportional to 1,265,070.15, 1,745,816.49 and 692,119.89

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Solution

The fourth proportional to 1,265,070.15, 1,745,816.49 and 692,119.89 is: 955,136.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,070.15 : 1,745,816.49 = 692,119.89 : x
  2. Step 2: Convert to fraction form
    1,265,070.15/1,745,816.49 = 692,119.89/x
  3. Step 3: Cross multiply
    1,265,070.15x = 1,745,816.49 × 692,119.89
  4. Step 4: Simplify right side
    1,265,070.15x = 1,208,314,317,018.99
  5. Step 5: Solve for x
    x = 1,208,314,317,018.99/1,265,070.15
  6. Step 6: Final answer
    x = 955,136.22

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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.