Home / 1,570,933.84-2,167,917.60-873,280.32

Finding the Fourth Proportional to 1,570,933.84, 2,167,917.60 and 873,280.32

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Solution

The fourth proportional to 1,570,933.84, 2,167,917.60 and 873,280.32 is: 1,205,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,933.84 : 2,167,917.60 = 873,280.32 : x
  2. Step 2: Convert to fraction form
    1,570,933.84/2,167,917.60 = 873,280.32/x
  3. Step 3: Cross multiply
    1,570,933.84x = 2,167,917.60 × 873,280.32
  4. Step 4: Simplify right side
    1,570,933.84x = 1,893,199,775,461.63
  5. Step 5: Solve for x
    x = 1,893,199,775,461.63/1,570,933.84
  6. Step 6: Final answer
    x = 1,205,142.91

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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.