Home / 1,156,039.18-1,595,301.24-639,814.23

Finding the Fourth Proportional to 1,156,039.18, 1,595,301.24 and 639,814.23

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Solution

The fourth proportional to 1,156,039.18, 1,595,301.24 and 639,814.23 is: 882,925.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,039.18 : 1,595,301.24 = 639,814.23 : x
  2. Step 2: Convert to fraction form
    1,156,039.18/1,595,301.24 = 639,814.23/x
  3. Step 3: Cross multiply
    1,156,039.18x = 1,595,301.24 × 639,814.23
  4. Step 4: Simplify right side
    1,156,039.18x = 1,020,696,434,488.65
  5. Step 5: Solve for x
    x = 1,020,696,434,488.65/1,156,039.18
  6. Step 6: Final answer
    x = 882,925.47

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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.