Home / 1,700,145.60-2,550,218.40-578,214.60

Finding the Fourth Proportional to 1,700,145.60, 2,550,218.40 and 578,214.60

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Solution

The fourth proportional to 1,700,145.60, 2,550,218.40 and 578,214.60 is: 867,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,145.60 : 2,550,218.40 = 578,214.60 : x
  2. Step 2: Convert to fraction form
    1,700,145.60/2,550,218.40 = 578,214.60/x
  3. Step 3: Cross multiply
    1,700,145.60x = 2,550,218.40 × 578,214.60
  4. Step 4: Simplify right side
    1,700,145.60x = 1,474,573,512,068.64
  5. Step 5: Solve for x
    x = 1,474,573,512,068.64/1,700,145.60
  6. Step 6: Final answer
    x = 867,321.90

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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.