Home / 5,005,920.80-7,508,443.80-1,640,127.80

Finding the Fourth Proportional to 5,005,920.80, 7,508,443.80 and 1,640,127.80

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Solution

The fourth proportional to 5,005,920.80, 7,508,443.80 and 1,640,127.80 is: 2,460,048.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005,920.80 : 7,508,443.80 = 1,640,127.80 : x
  2. Step 2: Convert to fraction form
    5,005,920.80/7,508,443.80 = 1,640,127.80/x
  3. Step 3: Cross multiply
    5,005,920.80x = 7,508,443.80 × 1,640,127.80
  4. Step 4: Simplify right side
    5,005,920.80x = 12,314,807,411,117.64
  5. Step 5: Solve for x
    x = 12,314,807,411,117.64/5,005,920.80
  6. Step 6: Final answer
    x = 2,460,048.39

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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.