Home / 1,207,906-1,667,013.96-671,465.68

Finding the Fourth Proportional to 1,207,906, 1,667,013.96 and 671,465.68

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Solution

The fourth proportional to 1,207,906, 1,667,013.96 and 671,465.68 is: 926,680.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,906 : 1,667,013.96 = 671,465.68 : x
  2. Step 2: Convert to fraction form
    1,207,906/1,667,013.96 = 671,465.68/x
  3. Step 3: Cross multiply
    1,207,906x = 1,667,013.96 × 671,465.68
  4. Step 4: Simplify right side
    1,207,906x = 1,119,342,662,220.89
  5. Step 5: Solve for x
    x = 1,119,342,662,220.89/1,207,906
  6. Step 6: Final answer
    x = 926,680.27

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1.5x scale

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.