Home / 1,337,271.64-1,844,985.90-763,905.76

Finding the Fourth Proportional to 1,337,271.64, 1,844,985.90 and 763,905.76

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Solution

The fourth proportional to 1,337,271.64, 1,844,985.90 and 763,905.76 is: 1,053,933.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,271.64 : 1,844,985.90 = 763,905.76 : x
  2. Step 2: Convert to fraction form
    1,337,271.64/1,844,985.90 = 763,905.76/x
  3. Step 3: Cross multiply
    1,337,271.64x = 1,844,985.90 × 763,905.76
  4. Step 4: Simplify right side
    1,337,271.64x = 1,409,395,356,128.78
  5. Step 5: Solve for x
    x = 1,409,395,356,128.78/1,337,271.64
  6. Step 6: Final answer
    x = 1,053,933.48

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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.