Home / 1,209,708.41-1,814,559.98-357,378.48

Finding the Fourth Proportional to 1,209,708.41, 1,814,559.98 and 357,378.48

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Solution

The fourth proportional to 1,209,708.41, 1,814,559.98 and 357,378.48 is: 536,066.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,708.41 : 1,814,559.98 = 357,378.48 : x
  2. Step 2: Convert to fraction form
    1,209,708.41/1,814,559.98 = 357,378.48/x
  3. Step 3: Cross multiply
    1,209,708.41x = 1,814,559.98 × 357,378.48
  4. Step 4: Simplify right side
    1,209,708.41x = 648,484,685,734.34
  5. Step 5: Solve for x
    x = 648,484,685,734.34/1,209,708.41
  6. Step 6: Final answer
    x = 536,066.94

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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.