Home / 1,064,774.40-1,470,051.90-677,808.24

Finding the Fourth Proportional to 1,064,774.40, 1,470,051.90 and 677,808.24

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Solution

The fourth proportional to 1,064,774.40, 1,470,051.90 and 677,808.24 is: 935,797.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,774.40 : 1,470,051.90 = 677,808.24 : x
  2. Step 2: Convert to fraction form
    1,064,774.40/1,470,051.90 = 677,808.24/x
  3. Step 3: Cross multiply
    1,064,774.40x = 1,470,051.90 × 677,808.24
  4. Step 4: Simplify right side
    1,064,774.40x = 996,413,291,047.66
  5. Step 5: Solve for x
    x = 996,413,291,047.66/1,064,774.40
  6. Step 6: Final answer
    x = 935,797.57

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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.