Home / 1,069,900.75-1,476,614.07-662,133.89

Finding the Fourth Proportional to 1,069,900.75, 1,476,614.07 and 662,133.89

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Solution

The fourth proportional to 1,069,900.75, 1,476,614.07 and 662,133.89 is: 913,838.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,900.75 : 1,476,614.07 = 662,133.89 : x
  2. Step 2: Convert to fraction form
    1,069,900.75/1,476,614.07 = 662,133.89/x
  3. Step 3: Cross multiply
    1,069,900.75x = 1,476,614.07 × 662,133.89
  4. Step 4: Simplify right side
    1,069,900.75x = 977,716,221,889.37
  5. Step 5: Solve for x
    x = 977,716,221,889.37/1,069,900.75
  6. Step 6: Final answer
    x = 913,838.24

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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.