Home / 1,006,412.45-1,388,852.49-547,526.92

Finding the Fourth Proportional to 1,006,412.45, 1,388,852.49 and 547,526.92

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Solution

The fourth proportional to 1,006,412.45, 1,388,852.49 and 547,526.92 is: 755,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,412.45 : 1,388,852.49 = 547,526.92 : x
  2. Step 2: Convert to fraction form
    1,006,412.45/1,388,852.49 = 547,526.92/x
  3. Step 3: Cross multiply
    1,006,412.45x = 1,388,852.49 × 547,526.92
  4. Step 4: Simplify right side
    1,006,412.45x = 760,434,126,184.03
  5. Step 5: Solve for x
    x = 760,434,126,184.03/1,006,412.45
  6. Step 6: Final answer
    x = 755,588.95

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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.