Home / 1,146,897.76-1,582,720.74-637,600.14

Finding the Fourth Proportional to 1,146,897.76, 1,582,720.74 and 637,600.14

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Solution

The fourth proportional to 1,146,897.76, 1,582,720.74 and 637,600.14 is: 879,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,897.76 : 1,582,720.74 = 637,600.14 : x
  2. Step 2: Convert to fraction form
    1,146,897.76/1,582,720.74 = 637,600.14/x
  3. Step 3: Cross multiply
    1,146,897.76x = 1,582,720.74 × 637,600.14
  4. Step 4: Simplify right side
    1,146,897.76x = 1,009,142,965,404.90
  5. Step 5: Solve for x
    x = 1,009,142,965,404.90/1,146,897.76
  6. Step 6: Final answer
    x = 879,889.21

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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.