Home / 1,118,411.10-1,543,424.91-609,113.07

Finding the Fourth Proportional to 1,118,411.10, 1,543,424.91 and 609,113.07

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Solution

The fourth proportional to 1,118,411.10, 1,543,424.91 and 609,113.07 is: 840,585.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,411.10 : 1,543,424.91 = 609,113.07 : x
  2. Step 2: Convert to fraction form
    1,118,411.10/1,543,424.91 = 609,113.07/x
  3. Step 3: Cross multiply
    1,118,411.10x = 1,543,424.91 × 609,113.07
  4. Step 4: Simplify right side
    1,118,411.10x = 940,120,285,244.57
  5. Step 5: Solve for x
    x = 940,120,285,244.57/1,118,411.10
  6. Step 6: Final answer
    x = 840,585.62

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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.