Home / 1,371,565.06-1,892,580.46-790,809.93

Finding the Fourth Proportional to 1,371,565.06, 1,892,580.46 and 790,809.93

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Solution

The fourth proportional to 1,371,565.06, 1,892,580.46 and 790,809.93 is: 1,091,214.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,565.06 : 1,892,580.46 = 790,809.93 : x
  2. Step 2: Convert to fraction form
    1,371,565.06/1,892,580.46 = 790,809.93/x
  3. Step 3: Cross multiply
    1,371,565.06x = 1,892,580.46 × 790,809.93
  4. Step 4: Simplify right side
    1,371,565.06x = 1,496,671,419,114.94
  5. Step 5: Solve for x
    x = 1,496,671,419,114.94/1,371,565.06
  6. Step 6: Final answer
    x = 1,091,214.31

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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.