Home / 3,698,558.90-5,548,445.55-1,139,774.28

Finding the Fourth Proportional to 3,698,558.90, 5,548,445.55 and 1,139,774.28

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Solution

The fourth proportional to 3,698,558.90, 5,548,445.55 and 1,139,774.28 is: 1,709,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698,558.90 : 5,548,445.55 = 1,139,774.28 : x
  2. Step 2: Convert to fraction form
    3,698,558.90/5,548,445.55 = 1,139,774.28/x
  3. Step 3: Cross multiply
    3,698,558.90x = 5,548,445.55 × 1,139,774.28
  4. Step 4: Simplify right side
    3,698,558.90x = 6,323,975,531,870.45
  5. Step 5: Solve for x
    x = 6,323,975,531,870.45/3,698,558.90
  6. Step 6: Final answer
    x = 1,709,848.54

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1.5x scale

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.