Home / 3,150,603.20-4,725,904.80-1,553,931.20

Finding the Fourth Proportional to 3,150,603.20, 4,725,904.80 and 1,553,931.20

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Solution

The fourth proportional to 3,150,603.20, 4,725,904.80 and 1,553,931.20 is: 2,330,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,603.20 : 4,725,904.80 = 1,553,931.20 : x
  2. Step 2: Convert to fraction form
    3,150,603.20/4,725,904.80 = 1,553,931.20/x
  3. Step 3: Cross multiply
    3,150,603.20x = 4,725,904.80 × 1,553,931.20
  4. Step 4: Simplify right side
    3,150,603.20x = 7,343,730,916,949.76
  5. Step 5: Solve for x
    x = 7,343,730,916,949.76/3,150,603.20
  6. Step 6: Final answer
    x = 2,330,896.80

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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.