Home / 1,107,152.88-1,527,875.64-623,723.82

Finding the Fourth Proportional to 1,107,152.88, 1,527,875.64 and 623,723.82

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Solution

The fourth proportional to 1,107,152.88, 1,527,875.64 and 623,723.82 is: 860,741.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,152.88 : 1,527,875.64 = 623,723.82 : x
  2. Step 2: Convert to fraction form
    1,107,152.88/1,527,875.64 = 623,723.82/x
  3. Step 3: Cross multiply
    1,107,152.88x = 1,527,875.64 × 623,723.82
  4. Step 4: Simplify right side
    1,107,152.88x = 952,972,430,665.75
  5. Step 5: Solve for x
    x = 952,972,430,665.75/1,107,152.88
  6. Step 6: Final answer
    x = 860,741.50

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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.