Home / 1,864,113.21-2,572,451.78-1,048,316.63

Finding the Fourth Proportional to 1,864,113.21, 2,572,451.78 and 1,048,316.63

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Solution

The fourth proportional to 1,864,113.21, 2,572,451.78 and 1,048,316.63 is: 1,446,663.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,113.21 : 2,572,451.78 = 1,048,316.63 : x
  2. Step 2: Convert to fraction form
    1,864,113.21/2,572,451.78 = 1,048,316.63/x
  3. Step 3: Cross multiply
    1,864,113.21x = 2,572,451.78 × 1,048,316.63
  4. Step 4: Simplify right side
    1,864,113.21x = 2,696,743,962,743.26
  5. Step 5: Solve for x
    x = 2,696,743,962,743.26/1,864,113.21
  6. Step 6: Final answer
    x = 1,446,663.19

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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.