Home / 2,913,118.48-4,020,342.85-1,606,626.07

Finding the Fourth Proportional to 2,913,118.48, 4,020,342.85 and 1,606,626.07

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Solution

The fourth proportional to 2,913,118.48, 4,020,342.85 and 1,606,626.07 is: 2,217,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,118.48 : 4,020,342.85 = 1,606,626.07 : x
  2. Step 2: Convert to fraction form
    2,913,118.48/4,020,342.85 = 1,606,626.07/x
  3. Step 3: Cross multiply
    2,913,118.48x = 4,020,342.85 × 1,606,626.07
  4. Step 4: Simplify right side
    2,913,118.48x = 6,459,187,625,105.53
  5. Step 5: Solve for x
    x = 6,459,187,625,105.53/2,913,118.48
  6. Step 6: Final answer
    x = 2,217,275.98

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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.