Home / 1,810,915.90-2,716,701.90-910,090.60

Finding the Fourth Proportional to 1,810,915.90, 2,716,701.90 and 910,090.60

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Solution

The fourth proportional to 1,810,915.90, 2,716,701.90 and 910,090.60 is: 1,365,300.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,915.90 : 2,716,701.90 = 910,090.60 : x
  2. Step 2: Convert to fraction form
    1,810,915.90/2,716,701.90 = 910,090.60/x
  3. Step 3: Cross multiply
    1,810,915.90x = 2,716,701.90 × 910,090.60
  4. Step 4: Simplify right side
    1,810,915.90x = 2,472,444,862,192.14
  5. Step 5: Solve for x
    x = 2,472,444,862,192.14/1,810,915.90
  6. Step 6: Final answer
    x = 1,365,300.76

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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.