Home / 1,006,400.94-1,388,801.58-547,503.74

Finding the Fourth Proportional to 1,006,400.94, 1,388,801.58 and 547,503.74

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Solution

The fourth proportional to 1,006,400.94, 1,388,801.58 and 547,503.74 is: 755,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,400.94 : 1,388,801.58 = 547,503.74 : x
  2. Step 2: Convert to fraction form
    1,006,400.94/1,388,801.58 = 547,503.74/x
  3. Step 3: Cross multiply
    1,006,400.94x = 1,388,801.58 × 547,503.74
  4. Step 4: Simplify right side
    1,006,400.94x = 760,374,052,223.90
  5. Step 5: Solve for x
    x = 760,374,052,223.90/1,006,400.94
  6. Step 6: Final answer
    x = 755,537.90

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1.5x scale

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.