Home / 1,340,897.06-2,012,609.60-488,792.32

Finding the Fourth Proportional to 1,340,897.06, 2,012,609.60 and 488,792.32

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Solution

The fourth proportional to 1,340,897.06, 2,012,609.60 and 488,792.32 is: 733,649.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,897.06 : 2,012,609.60 = 488,792.32 : x
  2. Step 2: Convert to fraction form
    1,340,897.06/2,012,609.60 = 488,792.32/x
  3. Step 3: Cross multiply
    1,340,897.06x = 2,012,609.60 × 488,792.32
  4. Step 4: Simplify right side
    1,340,897.06x = 983,748,109,995.76
  5. Step 5: Solve for x
    x = 983,748,109,995.76/1,340,897.06
  6. Step 6: Final answer
    x = 733,649.24

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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.