Home / 1,570,025.96-2,355,511.69-490,494.90

Finding the Fourth Proportional to 1,570,025.96, 2,355,511.69 and 490,494.90

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Solution

The fourth proportional to 1,570,025.96, 2,355,511.69 and 490,494.90 is: 735,890.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,025.96 : 2,355,511.69 = 490,494.90 : x
  2. Step 2: Convert to fraction form
    1,570,025.96/2,355,511.69 = 490,494.90/x
  3. Step 3: Cross multiply
    1,570,025.96x = 2,355,511.69 × 490,494.90
  4. Step 4: Simplify right side
    1,570,025.96x = 1,155,366,470,835.38
  5. Step 5: Solve for x
    x = 1,155,366,470,835.38/1,570,025.96
  6. Step 6: Final answer
    x = 735,890.04

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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.