Home / 2,637,423.72-3,640,362.21-1,550,045.70

Finding the Fourth Proportional to 2,637,423.72, 3,640,362.21 and 1,550,045.70

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Solution

The fourth proportional to 2,637,423.72, 3,640,362.21 and 1,550,045.70 is: 2,139,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,423.72 : 3,640,362.21 = 1,550,045.70 : x
  2. Step 2: Convert to fraction form
    2,637,423.72/3,640,362.21 = 1,550,045.70/x
  3. Step 3: Cross multiply
    2,637,423.72x = 3,640,362.21 × 1,550,045.70
  4. Step 4: Simplify right side
    2,637,423.72x = 5,642,727,790,053.00
  5. Step 5: Solve for x
    x = 5,642,727,790,053.00/2,637,423.72
  6. Step 6: Final answer
    x = 2,139,484.74

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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.