Home / 1,059,543.30-1,588,353.72-385,148.28

Finding the Fourth Proportional to 1,059,543.30, 1,588,353.72 and 385,148.28

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Solution

The fourth proportional to 1,059,543.30, 1,588,353.72 and 385,148.28 is: 577,373.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,543.30 : 1,588,353.72 = 385,148.28 : x
  2. Step 2: Convert to fraction form
    1,059,543.30/1,588,353.72 = 385,148.28/x
  3. Step 3: Cross multiply
    1,059,543.30x = 1,588,353.72 × 385,148.28
  4. Step 4: Simplify right side
    1,059,543.30x = 611,751,703,289.60
  5. Step 5: Solve for x
    x = 611,751,703,289.60/1,059,543.30
  6. Step 6: Final answer
    x = 577,373.01

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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.