Home / 1,136,000.16-1,567,599.51-639,356.52

Finding the Fourth Proportional to 1,136,000.16, 1,567,599.51 and 639,356.52

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Solution

The fourth proportional to 1,136,000.16, 1,567,599.51 and 639,356.52 is: 882,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,000.16 : 1,567,599.51 = 639,356.52 : x
  2. Step 2: Convert to fraction form
    1,136,000.16/1,567,599.51 = 639,356.52/x
  3. Step 3: Cross multiply
    1,136,000.16x = 1,567,599.51 × 639,356.52
  4. Step 4: Simplify right side
    1,136,000.16x = 1,002,254,967,467.31
  5. Step 5: Solve for x
    x = 1,002,254,967,467.31/1,136,000.16
  6. Step 6: Final answer
    x = 882,266.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.