Home / 1,141,563.11-1,575,368.66-688,766.63

Finding the Fourth Proportional to 1,141,563.11, 1,575,368.66 and 688,766.63

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Solution

The fourth proportional to 1,141,563.11, 1,575,368.66 and 688,766.63 is: 950,504.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,563.11 : 1,575,368.66 = 688,766.63 : x
  2. Step 2: Convert to fraction form
    1,141,563.11/1,575,368.66 = 688,766.63/x
  3. Step 3: Cross multiply
    1,141,563.11x = 1,575,368.66 × 688,766.63
  4. Step 4: Simplify right side
    1,141,563.11x = 1,085,061,356,800.89
  5. Step 5: Solve for x
    x = 1,085,061,356,800.89/1,141,563.11
  6. Step 6: Final answer
    x = 950,504.93

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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.