Home / 1,132,852.70-1,699,279.05-1,077,740.30

Finding the Fourth Proportional to 1,132,852.70, 1,699,279.05 and 1,077,740.30

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Solution

The fourth proportional to 1,132,852.70, 1,699,279.05 and 1,077,740.30 is: 1,616,610.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,852.70 : 1,699,279.05 = 1,077,740.30 : x
  2. Step 2: Convert to fraction form
    1,132,852.70/1,699,279.05 = 1,077,740.30/x
  3. Step 3: Cross multiply
    1,132,852.70x = 1,699,279.05 × 1,077,740.30
  4. Step 4: Simplify right side
    1,132,852.70x = 1,831,381,513,130.72
  5. Step 5: Solve for x
    x = 1,831,381,513,130.72/1,132,852.70
  6. Step 6: Final answer
    x = 1,616,610.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.