Home / 1,908,699.06-2,862,973.80-646,526.64

Finding the Fourth Proportional to 1,908,699.06, 2,862,973.80 and 646,526.64

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Solution

The fourth proportional to 1,908,699.06, 2,862,973.80 and 646,526.64 is: 969,764.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,699.06 : 2,862,973.80 = 646,526.64 : x
  2. Step 2: Convert to fraction form
    1,908,699.06/2,862,973.80 = 646,526.64/x
  3. Step 3: Cross multiply
    1,908,699.06x = 2,862,973.80 × 646,526.64
  4. Step 4: Simplify right side
    1,908,699.06x = 1,850,988,831,322.03
  5. Step 5: Solve for x
    x = 1,850,988,831,322.03/1,908,699.06
  6. Step 6: Final answer
    x = 969,764.63

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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.