Home / 1,385,327.67-2,079,020-1,048,792.11

Finding the Fourth Proportional to 1,385,327.67, 2,079,020 and 1,048,792.11

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Solution

The fourth proportional to 1,385,327.67, 2,079,020 and 1,048,792.11 is: 1,573,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,327.67 : 2,079,020 = 1,048,792.11 : x
  2. Step 2: Convert to fraction form
    1,385,327.67/2,079,020 = 1,048,792.11/x
  3. Step 3: Cross multiply
    1,385,327.67x = 2,079,020 × 1,048,792.11
  4. Step 4: Simplify right side
    1,385,327.67x = 2,180,459,772,532.20
  5. Step 5: Solve for x
    x = 2,180,459,772,532.20/1,385,327.67
  6. Step 6: Final answer
    x = 1,573,966.81

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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.