Home / 1,765,154.14-2,648,625.45-805,503.40

Finding the Fourth Proportional to 1,765,154.14, 2,648,625.45 and 805,503.40

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Solution

The fourth proportional to 1,765,154.14, 2,648,625.45 and 805,503.40 is: 1,208,663.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,154.14 : 2,648,625.45 = 805,503.40 : x
  2. Step 2: Convert to fraction form
    1,765,154.14/2,648,625.45 = 805,503.40/x
  3. Step 3: Cross multiply
    1,765,154.14x = 2,648,625.45 × 805,503.40
  4. Step 4: Simplify right side
    1,765,154.14x = 2,133,476,805,301.53
  5. Step 5: Solve for x
    x = 2,133,476,805,301.53/1,765,154.14
  6. Step 6: Final answer
    x = 1,208,663.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.