Home / 2,176,058.96-3,003,237.51-1,316,626.28

Finding the Fourth Proportional to 2,176,058.96, 3,003,237.51 and 1,316,626.28

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Solution

The fourth proportional to 2,176,058.96, 3,003,237.51 and 1,316,626.28 is: 1,817,111.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,058.96 : 3,003,237.51 = 1,316,626.28 : x
  2. Step 2: Convert to fraction form
    2,176,058.96/3,003,237.51 = 1,316,626.28/x
  3. Step 3: Cross multiply
    2,176,058.96x = 3,003,237.51 × 1,316,626.28
  4. Step 4: Simplify right side
    2,176,058.96x = 3,954,141,430,747.76
  5. Step 5: Solve for x
    x = 3,954,141,430,747.76/2,176,058.96
  6. Step 6: Final answer
    x = 1,817,111.35

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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.