Home / 1,869,783.95-2,580,522.22-1,042,987.75

Finding the Fourth Proportional to 1,869,783.95, 2,580,522.22 and 1,042,987.75

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Solution

The fourth proportional to 1,869,783.95, 2,580,522.22 and 1,042,987.75 is: 1,439,446.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,783.95 : 2,580,522.22 = 1,042,987.75 : x
  2. Step 2: Convert to fraction form
    1,869,783.95/2,580,522.22 = 1,042,987.75/x
  3. Step 3: Cross multiply
    1,869,783.95x = 2,580,522.22 × 1,042,987.75
  4. Step 4: Simplify right side
    1,869,783.95x = 2,691,453,064,062.81
  5. Step 5: Solve for x
    x = 2,691,453,064,062.81/1,869,783.95
  6. Step 6: Final answer
    x = 1,439,446.02

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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.