Home / 3,927,605.04-5,420,127.42-2,208,710.52

Finding the Fourth Proportional to 3,927,605.04, 5,420,127.42 and 2,208,710.52

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Solution

The fourth proportional to 3,927,605.04, 5,420,127.42 and 2,208,710.52 is: 3,048,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927,605.04 : 5,420,127.42 = 2,208,710.52 : x
  2. Step 2: Convert to fraction form
    3,927,605.04/5,420,127.42 = 2,208,710.52/x
  3. Step 3: Cross multiply
    3,927,605.04x = 5,420,127.42 × 2,208,710.52
  4. Step 4: Simplify right side
    3,927,605.04x = 11,971,492,452,294.46
  5. Step 5: Solve for x
    x = 11,971,492,452,294.46/3,927,605.04
  6. Step 6: Final answer
    x = 3,048,038.77

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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.