Home / 1,219,733.66-1,683,256.82-710,468.84

Finding the Fourth Proportional to 1,219,733.66, 1,683,256.82 and 710,468.84

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Solution

The fourth proportional to 1,219,733.66, 1,683,256.82 and 710,468.84 is: 980,461.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,733.66 : 1,683,256.82 = 710,468.84 : x
  2. Step 2: Convert to fraction form
    1,219,733.66/1,683,256.82 = 710,468.84/x
  3. Step 3: Cross multiply
    1,219,733.66x = 1,683,256.82 × 710,468.84
  4. Step 4: Simplify right side
    1,219,733.66x = 1,195,901,508,358.86
  5. Step 5: Solve for x
    x = 1,195,901,508,358.86/1,219,733.66
  6. Step 6: Final answer
    x = 980,461.19

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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.