Home / 1,577,359.60-2,366,039.40-512,509.30

Finding the Fourth Proportional to 1,577,359.60, 2,366,039.40 and 512,509.30

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Solution

The fourth proportional to 1,577,359.60, 2,366,039.40 and 512,509.30 is: 768,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,359.60 : 2,366,039.40 = 512,509.30 : x
  2. Step 2: Convert to fraction form
    1,577,359.60/2,366,039.40 = 512,509.30/x
  3. Step 3: Cross multiply
    1,577,359.60x = 2,366,039.40 × 512,509.30
  4. Step 4: Simplify right side
    1,577,359.60x = 1,212,617,196,666.42
  5. Step 5: Solve for x
    x = 1,212,617,196,666.42/1,577,359.60
  6. Step 6: Final answer
    x = 768,763.95

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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.