Home / 1,585,994.76-2,185,655.94-1,556,847.72

Finding the Fourth Proportional to 1,585,994.76, 2,185,655.94 and 1,556,847.72

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Solution

The fourth proportional to 1,585,994.76, 2,185,655.94 and 1,556,847.72 is: 2,145,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,994.76 : 2,185,655.94 = 1,556,847.72 : x
  2. Step 2: Convert to fraction form
    1,585,994.76/2,185,655.94 = 1,556,847.72/x
  3. Step 3: Cross multiply
    1,585,994.76x = 2,185,655.94 × 1,556,847.72
  4. Step 4: Simplify right side
    1,585,994.76x = 3,402,733,466,893.46
  5. Step 5: Solve for x
    x = 3,402,733,466,893.46/1,585,994.76
  6. Step 6: Final answer
    x = 2,145,488.47

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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.