Home / 1,045,474.80-1,566,138.60-623,497.20

Finding the Fourth Proportional to 1,045,474.80, 1,566,138.60 and 623,497.20

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Solution

The fourth proportional to 1,045,474.80, 1,566,138.60 and 623,497.20 is: 934,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,474.80 : 1,566,138.60 = 623,497.20 : x
  2. Step 2: Convert to fraction form
    1,045,474.80/1,566,138.60 = 623,497.20/x
  3. Step 3: Cross multiply
    1,045,474.80x = 1,566,138.60 × 623,497.20
  4. Step 4: Simplify right side
    1,045,474.80x = 976,483,031,911.92
  5. Step 5: Solve for x
    x = 976,483,031,911.92/1,045,474.80
  6. Step 6: Final answer
    x = 934,009.15

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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.