Home / 1,074,516.60-1,609,931.70-512,340.60

Finding the Fourth Proportional to 1,074,516.60, 1,609,931.70 and 512,340.60

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Solution

The fourth proportional to 1,074,516.60, 1,609,931.70 and 512,340.60 is: 767,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,516.60 : 1,609,931.70 = 512,340.60 : x
  2. Step 2: Convert to fraction form
    1,074,516.60/1,609,931.70 = 512,340.60/x
  3. Step 3: Cross multiply
    1,074,516.60x = 1,609,931.70 × 512,340.60
  4. Step 4: Simplify right side
    1,074,516.60x = 824,833,373,137.02
  5. Step 5: Solve for x
    x = 824,833,373,137.02/1,074,516.60
  6. Step 6: Final answer
    x = 767,632.04

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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.