Home / 1,053,220.86-1,453,438.80-569,784.60

Finding the Fourth Proportional to 1,053,220.86, 1,453,438.80 and 569,784.60

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Solution

The fourth proportional to 1,053,220.86, 1,453,438.80 and 569,784.60 is: 786,299.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,220.86 : 1,453,438.80 = 569,784.60 : x
  2. Step 2: Convert to fraction form
    1,053,220.86/1,453,438.80 = 569,784.60/x
  3. Step 3: Cross multiply
    1,053,220.86x = 1,453,438.80 × 569,784.60
  4. Step 4: Simplify right side
    1,053,220.86x = 828,147,045,282.48
  5. Step 5: Solve for x
    x = 828,147,045,282.48/1,053,220.86
  6. Step 6: Final answer
    x = 786,299.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.