Home / 1,232,433.89-1,700,589.70-688,502.08

Finding the Fourth Proportional to 1,232,433.89, 1,700,589.70 and 688,502.08

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Solution

The fourth proportional to 1,232,433.89, 1,700,589.70 and 688,502.08 is: 950,038.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,433.89 : 1,700,589.70 = 688,502.08 : x
  2. Step 2: Convert to fraction form
    1,232,433.89/1,700,589.70 = 688,502.08/x
  3. Step 3: Cross multiply
    1,232,433.89x = 1,700,589.70 × 688,502.08
  4. Step 4: Simplify right side
    1,232,433.89x = 1,170,859,545,676.58
  5. Step 5: Solve for x
    x = 1,170,859,545,676.58/1,232,433.89
  6. Step 6: Final answer
    x = 950,038.42

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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.