Home / 1,224,072.07-1,689,237.02-672,838.83

Finding the Fourth Proportional to 1,224,072.07, 1,689,237.02 and 672,838.83

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Solution

The fourth proportional to 1,224,072.07, 1,689,237.02 and 672,838.83 is: 928,527.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,072.07 : 1,689,237.02 = 672,838.83 : x
  2. Step 2: Convert to fraction form
    1,224,072.07/1,689,237.02 = 672,838.83/x
  3. Step 3: Cross multiply
    1,224,072.07x = 1,689,237.02 × 672,838.83
  4. Step 4: Simplify right side
    1,224,072.07x = 1,136,584,255,168.25
  5. Step 5: Solve for x
    x = 1,136,584,255,168.25/1,224,072.07
  6. Step 6: Final answer
    x = 928,527.24

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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.