Home / 1,771,745.60-2,657,186.40-509,441.60

Finding the Fourth Proportional to 1,771,745.60, 2,657,186.40 and 509,441.60

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Solution

The fourth proportional to 1,771,745.60, 2,657,186.40 and 509,441.60 is: 764,038.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,745.60 : 2,657,186.40 = 509,441.60 : x
  2. Step 2: Convert to fraction form
    1,771,745.60/2,657,186.40 = 509,441.60/x
  3. Step 3: Cross multiply
    1,771,745.60x = 2,657,186.40 × 509,441.60
  4. Step 4: Simplify right side
    1,771,745.60x = 1,353,681,291,114.24
  5. Step 5: Solve for x
    x = 1,353,681,291,114.24/1,771,745.60
  6. Step 6: Final answer
    x = 764,038.18

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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.