Home / 1,460,042-2,188,623.60-512,748.40

Finding the Fourth Proportional to 1,460,042, 2,188,623.60 and 512,748.40

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Solution

The fourth proportional to 1,460,042, 2,188,623.60 and 512,748.40 is: 768,617.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,042 : 2,188,623.60 = 512,748.40 : x
  2. Step 2: Convert to fraction form
    1,460,042/2,188,623.60 = 512,748.40/x
  3. Step 3: Cross multiply
    1,460,042x = 2,188,623.60 × 512,748.40
  4. Step 4: Simplify right side
    1,460,042x = 1,122,213,249,102.24
  5. Step 5: Solve for x
    x = 1,122,213,249,102.24/1,460,042
  6. Step 6: Final answer
    x = 768,617.10

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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.