Home / 2,208,328.58-3,312,494.24-692,129.77

Finding the Fourth Proportional to 2,208,328.58, 3,312,494.24 and 692,129.77

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Solution

The fourth proportional to 2,208,328.58, 3,312,494.24 and 692,129.77 is: 1,038,195.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,328.58 : 3,312,494.24 = 692,129.77 : x
  2. Step 2: Convert to fraction form
    2,208,328.58/3,312,494.24 = 692,129.77/x
  3. Step 3: Cross multiply
    2,208,328.58x = 3,312,494.24 × 692,129.77
  4. Step 4: Simplify right side
    2,208,328.58x = 2,292,675,864,715.64
  5. Step 5: Solve for x
    x = 2,292,675,864,715.64/2,208,328.58
  6. Step 6: Final answer
    x = 1,038,195.08

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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.