Home / 3,574,139.40-5,360,594.70-1,329,121.80

Finding the Fourth Proportional to 3,574,139.40, 5,360,594.70 and 1,329,121.80

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Solution

The fourth proportional to 3,574,139.40, 5,360,594.70 and 1,329,121.80 is: 1,993,454.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574,139.40 : 5,360,594.70 = 1,329,121.80 : x
  2. Step 2: Convert to fraction form
    3,574,139.40/5,360,594.70 = 1,329,121.80/x
  3. Step 3: Cross multiply
    3,574,139.40x = 5,360,594.70 × 1,329,121.80
  4. Step 4: Simplify right side
    3,574,139.40x = 7,124,883,276,734.46
  5. Step 5: Solve for x
    x = 7,124,883,276,734.46/3,574,139.40
  6. Step 6: Final answer
    x = 1,993,454.22

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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.