Home / 2,208,328.82-3,312,493.68-692,011.45

Finding the Fourth Proportional to 2,208,328.82, 3,312,493.68 and 692,011.45

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Solution

The fourth proportional to 2,208,328.82, 3,312,493.68 and 692,011.45 is: 1,038,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,328.82 : 3,312,493.68 = 692,011.45 : x
  2. Step 2: Convert to fraction form
    2,208,328.82/3,312,493.68 = 692,011.45/x
  3. Step 3: Cross multiply
    2,208,328.82x = 3,312,493.68 × 692,011.45
  4. Step 4: Simplify right side
    2,208,328.82x = 2,292,283,561,348.30
  5. Step 5: Solve for x
    x = 2,292,283,561,348.30/2,208,328.82
  6. Step 6: Final answer
    x = 1,038,017.32

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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.