Home / 1,146,657.56-1,582,443.54-637,349

Finding the Fourth Proportional to 1,146,657.56, 1,582,443.54 and 637,349

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Solution

The fourth proportional to 1,146,657.56, 1,582,443.54 and 637,349 is: 879,572.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,657.56 : 1,582,443.54 = 637,349 : x
  2. Step 2: Convert to fraction form
    1,146,657.56/1,582,443.54 = 637,349/x
  3. Step 3: Cross multiply
    1,146,657.56x = 1,582,443.54 × 637,349
  4. Step 4: Simplify right side
    1,146,657.56x = 1,008,568,807,775.46
  5. Step 5: Solve for x
    x = 1,008,568,807,775.46/1,146,657.56
  6. Step 6: Final answer
    x = 879,572.81

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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.