Home / 2,140,221.84-2,953,692.01-1,173,538.96

Finding the Fourth Proportional to 2,140,221.84, 2,953,692.01 and 1,173,538.96

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Solution

The fourth proportional to 2,140,221.84, 2,953,692.01 and 1,173,538.96 is: 1,619,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,221.84 : 2,953,692.01 = 1,173,538.96 : x
  2. Step 2: Convert to fraction form
    2,140,221.84/2,953,692.01 = 1,173,538.96/x
  3. Step 3: Cross multiply
    2,140,221.84x = 2,953,692.01 × 1,173,538.96
  4. Step 4: Simplify right side
    2,140,221.84x = 3,466,272,649,575.71
  5. Step 5: Solve for x
    x = 3,466,272,649,575.71/2,140,221.84
  6. Step 6: Final answer
    x = 1,619,585.68

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1.5x scale

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.