Home / 1,211,535.65-1,671,925.77-695,248.43

Finding the Fourth Proportional to 1,211,535.65, 1,671,925.77 and 695,248.43

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Solution

The fourth proportional to 1,211,535.65, 1,671,925.77 and 695,248.43 is: 959,446.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,535.65 : 1,671,925.77 = 695,248.43 : x
  2. Step 2: Convert to fraction form
    1,211,535.65/1,671,925.77 = 695,248.43/x
  3. Step 3: Cross multiply
    1,211,535.65x = 1,671,925.77 × 695,248.43
  4. Step 4: Simplify right side
    1,211,535.65x = 1,162,403,766,669.04
  5. Step 5: Solve for x
    x = 1,162,403,766,669.04/1,211,535.65
  6. Step 6: Final answer
    x = 959,446.61

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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.