Home / 1,074,541.10-1,609,968.45-512,365.10

Finding the Fourth Proportional to 1,074,541.10, 1,609,968.45 and 512,365.10

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Solution

The fourth proportional to 1,074,541.10, 1,609,968.45 and 512,365.10 is: 767,668.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,541.10 : 1,609,968.45 = 512,365.10 : x
  2. Step 2: Convert to fraction form
    1,074,541.10/1,609,968.45 = 512,365.10/x
  3. Step 3: Cross multiply
    1,074,541.10x = 1,609,968.45 × 512,365.10
  4. Step 4: Simplify right side
    1,074,541.10x = 824,891,645,881.10
  5. Step 5: Solve for x
    x = 824,891,645,881.10/1,074,541.10
  6. Step 6: Final answer
    x = 767,668.77

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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.