Home / 1,010,894.30-1,395,594.60-689,077.16

Finding the Fourth Proportional to 1,010,894.30, 1,395,594.60 and 689,077.16

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Solution

The fourth proportional to 1,010,894.30, 1,395,594.60 and 689,077.16 is: 951,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,894.30 : 1,395,594.60 = 689,077.16 : x
  2. Step 2: Convert to fraction form
    1,010,894.30/1,395,594.60 = 689,077.16/x
  3. Step 3: Cross multiply
    1,010,894.30x = 1,395,594.60 × 689,077.16
  4. Step 4: Simplify right side
    1,010,894.30x = 961,672,363,479.34
  5. Step 5: Solve for x
    x = 961,672,363,479.34/1,010,894.30
  6. Step 6: Final answer
    x = 951,308.52

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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.