Home / 1,791,054.60-2,686,581.90-1,557,774.60

Finding the Fourth Proportional to 1,791,054.60, 2,686,581.90 and 1,557,774.60

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Solution

The fourth proportional to 1,791,054.60, 2,686,581.90 and 1,557,774.60 is: 2,336,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,054.60 : 2,686,581.90 = 1,557,774.60 : x
  2. Step 2: Convert to fraction form
    1,791,054.60/2,686,581.90 = 1,557,774.60/x
  3. Step 3: Cross multiply
    1,791,054.60x = 2,686,581.90 × 1,557,774.60
  4. Step 4: Simplify right side
    1,791,054.60x = 4,185,089,044,639.74
  5. Step 5: Solve for x
    x = 4,185,089,044,639.74/1,791,054.60
  6. Step 6: Final answer
    x = 2,336,661.90

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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.