Home / 1,519,129.40-2,096,656.36-874,922.56

Finding the Fourth Proportional to 1,519,129.40, 2,096,656.36 and 874,922.56

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Solution

The fourth proportional to 1,519,129.40, 2,096,656.36 and 874,922.56 is: 1,207,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,129.40 : 2,096,656.36 = 874,922.56 : x
  2. Step 2: Convert to fraction form
    1,519,129.40/2,096,656.36 = 874,922.56/x
  3. Step 3: Cross multiply
    1,519,129.40x = 2,096,656.36 × 874,922.56
  4. Step 4: Simplify right side
    1,519,129.40x = 1,834,411,949,931.48
  5. Step 5: Solve for x
    x = 1,834,411,949,931.48/1,519,129.40
  6. Step 6: Final answer
    x = 1,207,541.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.