Home / 1,070,367.28-1,477,175.13-707,153.96

Finding the Fourth Proportional to 1,070,367.28, 1,477,175.13 and 707,153.96

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Solution

The fourth proportional to 1,070,367.28, 1,477,175.13 and 707,153.96 is: 975,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,367.28 : 1,477,175.13 = 707,153.96 : x
  2. Step 2: Convert to fraction form
    1,070,367.28/1,477,175.13 = 707,153.96/x
  3. Step 3: Cross multiply
    1,070,367.28x = 1,477,175.13 × 707,153.96
  4. Step 4: Simplify right side
    1,070,367.28x = 1,044,590,239,257.25
  5. Step 5: Solve for x
    x = 1,044,590,239,257.25/1,070,367.28
  6. Step 6: Final answer
    x = 975,917.58

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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.