Home / 1,252,563.84-1,728,549.18-679,615.38

Finding the Fourth Proportional to 1,252,563.84, 1,728,549.18 and 679,615.38

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Solution

The fourth proportional to 1,252,563.84, 1,728,549.18 and 679,615.38 is: 937,875.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,563.84 : 1,728,549.18 = 679,615.38 : x
  2. Step 2: Convert to fraction form
    1,252,563.84/1,728,549.18 = 679,615.38/x
  3. Step 3: Cross multiply
    1,252,563.84x = 1,728,549.18 × 679,615.38
  4. Step 4: Simplify right side
    1,252,563.84x = 1,174,748,607,814.39
  5. Step 5: Solve for x
    x = 1,174,748,607,814.39/1,252,563.84
  6. Step 6: Final answer
    x = 937,875.24

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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.