Home / 1,042,169.72-1,554,492.40-946,495.76

Finding the Fourth Proportional to 1,042,169.72, 1,554,492.40 and 946,495.76

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Solution

The fourth proportional to 1,042,169.72, 1,554,492.40 and 946,495.76 is: 1,411,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,169.72 : 1,554,492.40 = 946,495.76 : x
  2. Step 2: Convert to fraction form
    1,042,169.72/1,554,492.40 = 946,495.76/x
  3. Step 3: Cross multiply
    1,042,169.72x = 1,554,492.40 × 946,495.76
  4. Step 4: Simplify right side
    1,042,169.72x = 1,471,320,465,552.22
  5. Step 5: Solve for x
    x = 1,471,320,465,552.22/1,042,169.72
  6. Step 6: Final answer
    x = 1,411,785.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.