Home / 1,570,590.60-2,355,885.90-448,659.60

Finding the Fourth Proportional to 1,570,590.60, 2,355,885.90 and 448,659.60

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Solution

The fourth proportional to 1,570,590.60, 2,355,885.90 and 448,659.60 is: 672,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,590.60 : 2,355,885.90 = 448,659.60 : x
  2. Step 2: Convert to fraction form
    1,570,590.60/2,355,885.90 = 448,659.60/x
  3. Step 3: Cross multiply
    1,570,590.60x = 2,355,885.90 × 448,659.60
  4. Step 4: Simplify right side
    1,570,590.60x = 1,056,990,825,539.64
  5. Step 5: Solve for x
    x = 1,056,990,825,539.64/1,570,590.60
  6. Step 6: Final answer
    x = 672,989.40

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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.