Home / 1,999,015.90-2,997,699.16-767,837.87

Finding the Fourth Proportional to 1,999,015.90, 2,997,699.16 and 767,837.87

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Solution

The fourth proportional to 1,999,015.90, 2,997,699.16 and 767,837.87 is: 1,151,440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,015.90 : 2,997,699.16 = 767,837.87 : x
  2. Step 2: Convert to fraction form
    1,999,015.90/2,997,699.16 = 767,837.87/x
  3. Step 3: Cross multiply
    1,999,015.90x = 2,997,699.16 × 767,837.87
  4. Step 4: Simplify right side
    1,999,015.90x = 2,301,746,937,915.19
  5. Step 5: Solve for x
    x = 2,301,746,937,915.19/1,999,015.90
  6. Step 6: Final answer
    x = 1,151,440.04

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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.