Home / 2,859,686.64-4,289,526.36-729,770.76

Finding the Fourth Proportional to 2,859,686.64, 4,289,526.36 and 729,770.76

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Solution

The fourth proportional to 2,859,686.64, 4,289,526.36 and 729,770.76 is: 1,094,655.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,686.64 : 4,289,526.36 = 729,770.76 : x
  2. Step 2: Convert to fraction form
    2,859,686.64/4,289,526.36 = 729,770.76/x
  3. Step 3: Cross multiply
    2,859,686.64x = 4,289,526.36 × 729,770.76
  4. Step 4: Simplify right side
    2,859,686.64x = 3,130,370,911,777.23
  5. Step 5: Solve for x
    x = 3,130,370,911,777.23/2,859,686.64
  6. Step 6: Final answer
    x = 1,094,655.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.