Home / 1,265,341.48-1,746,171.18-692,381.68

Finding the Fourth Proportional to 1,265,341.48, 1,746,171.18 and 692,381.68

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Solution

The fourth proportional to 1,265,341.48, 1,746,171.18 and 692,381.68 is: 955,486.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,341.48 : 1,746,171.18 = 692,381.68 : x
  2. Step 2: Convert to fraction form
    1,265,341.48/1,746,171.18 = 692,381.68/x
  3. Step 3: Cross multiply
    1,265,341.48x = 1,746,171.18 × 692,381.68
  4. Step 4: Simplify right side
    1,265,341.48x = 1,209,016,935,175.98
  5. Step 5: Solve for x
    x = 1,209,016,935,175.98/1,265,341.48
  6. Step 6: Final answer
    x = 955,486.68

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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.