Home / 1,528,045.60-2,291,485.20-462,733.60

Finding the Fourth Proportional to 1,528,045.60, 2,291,485.20 and 462,733.60

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Solution

The fourth proportional to 1,528,045.60, 2,291,485.20 and 462,733.60 is: 693,923.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,045.60 : 2,291,485.20 = 462,733.60 : x
  2. Step 2: Convert to fraction form
    1,528,045.60/2,291,485.20 = 462,733.60/x
  3. Step 3: Cross multiply
    1,528,045.60x = 2,291,485.20 × 462,733.60
  4. Step 4: Simplify right side
    1,528,045.60x = 1,060,347,195,942.72
  5. Step 5: Solve for x
    x = 1,060,347,195,942.72/1,528,045.60
  6. Step 6: Final answer
    x = 693,923.79

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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.