Home / 1,206,681.36-1,665,227.10-662,799.06

Finding the Fourth Proportional to 1,206,681.36, 1,665,227.10 and 662,799.06

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Solution

The fourth proportional to 1,206,681.36, 1,665,227.10 and 662,799.06 is: 914,666.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,681.36 : 1,665,227.10 = 662,799.06 : x
  2. Step 2: Convert to fraction form
    1,206,681.36/1,665,227.10 = 662,799.06/x
  3. Step 3: Cross multiply
    1,206,681.36x = 1,665,227.10 × 662,799.06
  4. Step 4: Simplify right side
    1,206,681.36x = 1,103,710,956,566.53
  5. Step 5: Solve for x
    x = 1,103,710,956,566.53/1,206,681.36
  6. Step 6: Final answer
    x = 914,666.45

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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.