Home / 1,379,516.30-1,903,898.23-835,636.13

Finding the Fourth Proportional to 1,379,516.30, 1,903,898.23 and 835,636.13

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Solution

The fourth proportional to 1,379,516.30, 1,903,898.23 and 835,636.13 is: 1,153,278.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,516.30 : 1,903,898.23 = 835,636.13 : x
  2. Step 2: Convert to fraction form
    1,379,516.30/1,903,898.23 = 835,636.13/x
  3. Step 3: Cross multiply
    1,379,516.30x = 1,903,898.23 × 835,636.13
  4. Step 4: Simplify right side
    1,379,516.30x = 1,590,966,144,652.87
  5. Step 5: Solve for x
    x = 1,590,966,144,652.87/1,379,516.30
  6. Step 6: Final answer
    x = 1,153,278.25

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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.