Home / 1,556,695.60-2,148,236.40-877,627.24

Finding the Fourth Proportional to 1,556,695.60, 2,148,236.40 and 877,627.24

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Solution

The fourth proportional to 1,556,695.60, 2,148,236.40 and 877,627.24 is: 1,211,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,695.60 : 2,148,236.40 = 877,627.24 : x
  2. Step 2: Convert to fraction form
    1,556,695.60/2,148,236.40 = 877,627.24/x
  3. Step 3: Cross multiply
    1,556,695.60x = 2,148,236.40 × 877,627.24
  4. Step 4: Simplify right side
    1,556,695.60x = 1,885,350,782,599.54
  5. Step 5: Solve for x
    x = 1,885,350,782,599.54/1,556,695.60
  6. Step 6: Final answer
    x = 1,211,123.60

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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.