Home / 1,265,775.70-1,746,755.67-684,985.36

Finding the Fourth Proportional to 1,265,775.70, 1,746,755.67 and 684,985.36

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Solution

The fourth proportional to 1,265,775.70, 1,746,755.67 and 684,985.36 is: 945,271.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,775.70 : 1,746,755.67 = 684,985.36 : x
  2. Step 2: Convert to fraction form
    1,265,775.70/1,746,755.67 = 684,985.36/x
  3. Step 3: Cross multiply
    1,265,775.70x = 1,746,755.67 × 684,985.36
  4. Step 4: Simplify right side
    1,265,775.70x = 1,196,502,061,446.99
  5. Step 5: Solve for x
    x = 1,196,502,061,446.99/1,265,775.70
  6. Step 6: Final answer
    x = 945,271.79

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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.