Home / 2,077,430.10-3,115,367.55-729,071.70

Finding the Fourth Proportional to 2,077,430.10, 3,115,367.55 and 729,071.70

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Solution

The fourth proportional to 2,077,430.10, 3,115,367.55 and 729,071.70 is: 1,093,334.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,430.10 : 3,115,367.55 = 729,071.70 : x
  2. Step 2: Convert to fraction form
    2,077,430.10/3,115,367.55 = 729,071.70/x
  3. Step 3: Cross multiply
    2,077,430.10x = 3,115,367.55 × 729,071.70
  4. Step 4: Simplify right side
    2,077,430.10x = 2,271,326,315,803.34
  5. Step 5: Solve for x
    x = 2,271,326,315,803.34/2,077,430.10
  6. Step 6: Final answer
    x = 1,093,334.65

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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.