Home / 1,293,909.60-1,941,447.60-619,730.40

Finding the Fourth Proportional to 1,293,909.60, 1,941,447.60 and 619,730.40

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Solution

The fourth proportional to 1,293,909.60, 1,941,447.60 and 619,730.40 is: 929,874.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,909.60 : 1,941,447.60 = 619,730.40 : x
  2. Step 2: Convert to fraction form
    1,293,909.60/1,941,447.60 = 619,730.40/x
  3. Step 3: Cross multiply
    1,293,909.60x = 1,941,447.60 × 619,730.40
  4. Step 4: Simplify right side
    1,293,909.60x = 1,203,174,097,727.04
  5. Step 5: Solve for x
    x = 1,203,174,097,727.04/1,293,909.60
  6. Step 6: Final answer
    x = 929,874.93

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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.