Home / 1,573,316.80-2,359,975.20-391,364.80

Finding the Fourth Proportional to 1,573,316.80, 2,359,975.20 and 391,364.80

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Solution

The fourth proportional to 1,573,316.80, 2,359,975.20 and 391,364.80 is: 587,047.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,316.80 : 2,359,975.20 = 391,364.80 : x
  2. Step 2: Convert to fraction form
    1,573,316.80/2,359,975.20 = 391,364.80/x
  3. Step 3: Cross multiply
    1,573,316.80x = 2,359,975.20 × 391,364.80
  4. Step 4: Simplify right side
    1,573,316.80x = 923,611,222,152.96
  5. Step 5: Solve for x
    x = 923,611,222,152.96/1,573,316.80
  6. Step 6: Final answer
    x = 587,047.20

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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.