Home / 1,537,989.20-2,307,810.04-640,050

Finding the Fourth Proportional to 1,537,989.20, 2,307,810.04 and 640,050

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Solution

The fourth proportional to 1,537,989.20, 2,307,810.04 and 640,050 is: 960,418.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,989.20 : 2,307,810.04 = 640,050 : x
  2. Step 2: Convert to fraction form
    1,537,989.20/2,307,810.04 = 640,050/x
  3. Step 3: Cross multiply
    1,537,989.20x = 2,307,810.04 × 640,050
  4. Step 4: Simplify right side
    1,537,989.20x = 1,477,113,816,102
  5. Step 5: Solve for x
    x = 1,477,113,816,102/1,537,989.20
  6. Step 6: Final answer
    x = 960,418.85

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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.