Home / 1,232,864.84-1,701,347.96-689,000.16

Finding the Fourth Proportional to 1,232,864.84, 1,701,347.96 and 689,000.16

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Solution

The fourth proportional to 1,232,864.84, 1,701,347.96 and 689,000.16 is: 950,817.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,864.84 : 1,701,347.96 = 689,000.16 : x
  2. Step 2: Convert to fraction form
    1,232,864.84/1,701,347.96 = 689,000.16/x
  3. Step 3: Cross multiply
    1,232,864.84x = 1,701,347.96 × 689,000.16
  4. Step 4: Simplify right side
    1,232,864.84x = 1,172,229,016,655.67
  5. Step 5: Solve for x
    x = 1,172,229,016,655.67/1,232,864.84
  6. Step 6: Final answer
    x = 950,817.14

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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.