Home / 1,697,368.32-2,546,143.20-435,206.88

Finding the Fourth Proportional to 1,697,368.32, 2,546,143.20 and 435,206.88

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Solution

The fourth proportional to 1,697,368.32, 2,546,143.20 and 435,206.88 is: 652,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,368.32 : 2,546,143.20 = 435,206.88 : x
  2. Step 2: Convert to fraction form
    1,697,368.32/2,546,143.20 = 435,206.88/x
  3. Step 3: Cross multiply
    1,697,368.32x = 2,546,143.20 × 435,206.88
  4. Step 4: Simplify right side
    1,697,368.32x = 1,108,099,038,105.22
  5. Step 5: Solve for x
    x = 1,108,099,038,105.22/1,697,368.32
  6. Step 6: Final answer
    x = 652,833.58

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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.