Home / 1,070,513.80-1,605,381.90-537,857.80

Finding the Fourth Proportional to 1,070,513.80, 1,605,381.90 and 537,857.80

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Solution

The fourth proportional to 1,070,513.80, 1,605,381.90 and 537,857.80 is: 806,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,513.80 : 1,605,381.90 = 537,857.80 : x
  2. Step 2: Convert to fraction form
    1,070,513.80/1,605,381.90 = 537,857.80/x
  3. Step 3: Cross multiply
    1,070,513.80x = 1,605,381.90 × 537,857.80
  4. Step 4: Simplify right side
    1,070,513.80x = 863,467,176,893.82
  5. Step 5: Solve for x
    x = 863,467,176,893.82/1,070,513.80
  6. Step 6: Final answer
    x = 806,591.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.