Home / 1,347,776.22-1,859,151.51-870,848.22

Finding the Fourth Proportional to 1,347,776.22, 1,859,151.51 and 870,848.22

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Solution

The fourth proportional to 1,347,776.22, 1,859,151.51 and 870,848.22 is: 1,201,266.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,776.22 : 1,859,151.51 = 870,848.22 : x
  2. Step 2: Convert to fraction form
    1,347,776.22/1,859,151.51 = 870,848.22/x
  3. Step 3: Cross multiply
    1,347,776.22x = 1,859,151.51 × 870,848.22
  4. Step 4: Simplify right side
    1,347,776.22x = 1,619,038,783,193.81
  5. Step 5: Solve for x
    x = 1,619,038,783,193.81/1,347,776.22
  6. Step 6: Final answer
    x = 1,201,266.77

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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.