Home / 1,045,123.94-1,442,265.09-579,973.16

Finding the Fourth Proportional to 1,045,123.94, 1,442,265.09 and 579,973.16

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Solution

The fourth proportional to 1,045,123.94, 1,442,265.09 and 579,973.16 is: 800,359.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,123.94 : 1,442,265.09 = 579,973.16 : x
  2. Step 2: Convert to fraction form
    1,045,123.94/1,442,265.09 = 579,973.16/x
  3. Step 3: Cross multiply
    1,045,123.94x = 1,442,265.09 × 579,973.16
  4. Step 4: Simplify right side
    1,045,123.94x = 836,475,041,804.99
  5. Step 5: Solve for x
    x = 836,475,041,804.99/1,045,123.94
  6. Step 6: Final answer
    x = 800,359.66

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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.