Home / 1,052,411.61-1,579,015.10-631,980.57

Finding the Fourth Proportional to 1,052,411.61, 1,579,015.10 and 631,980.57

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Solution

The fourth proportional to 1,052,411.61, 1,579,015.10 and 631,980.57 is: 948,209.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,411.61 : 1,579,015.10 = 631,980.57 : x
  2. Step 2: Convert to fraction form
    1,052,411.61/1,579,015.10 = 631,980.57/x
  3. Step 3: Cross multiply
    1,052,411.61x = 1,579,015.10 × 631,980.57
  4. Step 4: Simplify right side
    1,052,411.61x = 997,906,859,776.70
  5. Step 5: Solve for x
    x = 997,906,859,776.70/1,052,411.61
  6. Step 6: Final answer
    x = 948,209.66

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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.