Home / 1,049,718.40-1,574,577.60-676,163.20

Finding the Fourth Proportional to 1,049,718.40, 1,574,577.60 and 676,163.20

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Solution

The fourth proportional to 1,049,718.40, 1,574,577.60 and 676,163.20 is: 1,014,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,718.40 : 1,574,577.60 = 676,163.20 : x
  2. Step 2: Convert to fraction form
    1,049,718.40/1,574,577.60 = 676,163.20/x
  3. Step 3: Cross multiply
    1,049,718.40x = 1,574,577.60 × 676,163.20
  4. Step 4: Simplify right side
    1,049,718.40x = 1,064,671,428,664.32
  5. Step 5: Solve for x
    x = 1,064,671,428,664.32/1,049,718.40
  6. Step 6: Final answer
    x = 1,014,244.80

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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.