Home / 1,019,641.76-1,529,666.82-571,000.64

Finding the Fourth Proportional to 1,019,641.76, 1,529,666.82 and 571,000.64

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Solution

The fourth proportional to 1,019,641.76, 1,529,666.82 and 571,000.64 is: 856,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,641.76 : 1,529,666.82 = 571,000.64 : x
  2. Step 2: Convert to fraction form
    1,019,641.76/1,529,666.82 = 571,000.64/x
  3. Step 3: Cross multiply
    1,019,641.76x = 1,529,666.82 × 571,000.64
  4. Step 4: Simplify right side
    1,019,641.76x = 873,440,733,206.77
  5. Step 5: Solve for x
    x = 873,440,733,206.77/1,019,641.76
  6. Step 6: Final answer
    x = 856,615.30

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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.