Home / 1,217,124.24-1,679,502.24-673,173.60

Finding the Fourth Proportional to 1,217,124.24, 1,679,502.24 and 673,173.60

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Solution

The fourth proportional to 1,217,124.24, 1,679,502.24 and 673,173.60 is: 928,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,124.24 : 1,679,502.24 = 673,173.60 : x
  2. Step 2: Convert to fraction form
    1,217,124.24/1,679,502.24 = 673,173.60/x
  3. Step 3: Cross multiply
    1,217,124.24x = 1,679,502.24 × 673,173.60
  4. Step 4: Simplify right side
    1,217,124.24x = 1,130,596,569,108.86
  5. Step 5: Solve for x
    x = 1,130,596,569,108.86/1,217,124.24
  6. Step 6: Final answer
    x = 928,908.10

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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.