Home / 1,710,336.64-2,564,783.20-512,429.28

Finding the Fourth Proportional to 1,710,336.64, 2,564,783.20 and 512,429.28

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Solution

The fourth proportional to 1,710,336.64, 2,564,783.20 and 512,429.28 is: 768,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,336.64 : 2,564,783.20 = 512,429.28 : x
  2. Step 2: Convert to fraction form
    1,710,336.64/2,564,783.20 = 512,429.28/x
  3. Step 3: Cross multiply
    1,710,336.64x = 2,564,783.20 × 512,429.28
  4. Step 4: Simplify right side
    1,710,336.64x = 1,314,270,008,532.10
  5. Step 5: Solve for x
    x = 1,314,270,008,532.10/1,710,336.64
  6. Step 6: Final answer
    x = 768,427.68

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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.