Home / 1,069,901.84-1,475,603.60-940,563.78

Finding the Fourth Proportional to 1,069,901.84, 1,475,603.60 and 940,563.78

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Solution

The fourth proportional to 1,069,901.84, 1,475,603.60 and 940,563.78 is: 1,297,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,901.84 : 1,475,603.60 = 940,563.78 : x
  2. Step 2: Convert to fraction form
    1,069,901.84/1,475,603.60 = 940,563.78/x
  3. Step 3: Cross multiply
    1,069,901.84x = 1,475,603.60 × 940,563.78
  4. Step 4: Simplify right side
    1,069,901.84x = 1,387,899,295,094.79
  5. Step 5: Solve for x
    x = 1,387,899,295,094.79/1,069,901.84
  6. Step 6: Final answer
    x = 1,297,221.16

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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.