Home / 4,752,811.80-7,130,967.30-1,558,042.20

Finding the Fourth Proportional to 4,752,811.80, 7,130,967.30 and 1,558,042.20

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Solution

The fourth proportional to 4,752,811.80, 7,130,967.30 and 1,558,042.20 is: 2,337,636.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,811.80 : 7,130,967.30 = 1,558,042.20 : x
  2. Step 2: Convert to fraction form
    4,752,811.80/7,130,967.30 = 1,558,042.20/x
  3. Step 3: Cross multiply
    4,752,811.80x = 7,130,967.30 × 1,558,042.20
  4. Step 4: Simplify right side
    4,752,811.80x = 11,110,347,980,220.06
  5. Step 5: Solve for x
    x = 11,110,347,980,220.06/4,752,811.80
  6. Step 6: Final answer
    x = 2,337,636.84

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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.