Home / 899,108.84-1,342,104.61-785,605.57

Finding the Fourth Proportional to 899,108.84, 1,342,104.61 and 785,605.57

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Solution

The fourth proportional to 899,108.84, 1,342,104.61 and 785,605.57 is: 1,172,677.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,108.84 : 1,342,104.61 = 785,605.57 : x
  2. Step 2: Convert to fraction form
    899,108.84/1,342,104.61 = 785,605.57/x
  3. Step 3: Cross multiply
    899,108.84x = 1,342,104.61 × 785,605.57
  4. Step 4: Simplify right side
    899,108.84x = 1,054,364,853,292.41
  5. Step 5: Solve for x
    x = 1,054,364,853,292.41/899,108.84
  6. Step 6: Final answer
    x = 1,172,677.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.