Home / 1,570,228.20-2,356,119.90-896,826.60

Finding the Fourth Proportional to 1,570,228.20, 2,356,119.90 and 896,826.60

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Solution

The fourth proportional to 1,570,228.20, 2,356,119.90 and 896,826.60 is: 1,345,684.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,228.20 : 2,356,119.90 = 896,826.60 : x
  2. Step 2: Convert to fraction form
    1,570,228.20/2,356,119.90 = 896,826.60/x
  3. Step 3: Cross multiply
    1,570,228.20x = 2,356,119.90 × 896,826.60
  4. Step 4: Simplify right side
    1,570,228.20x = 2,113,030,999,109.34
  5. Step 5: Solve for x
    x = 2,113,030,999,109.34/1,570,228.20
  6. Step 6: Final answer
    x = 1,345,684.02

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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.