Home / 1,412,140.84-2,116,969.48-559,811.20

Finding the Fourth Proportional to 1,412,140.84, 2,116,969.48 and 559,811.20

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Solution

The fourth proportional to 1,412,140.84, 2,116,969.48 and 559,811.20 is: 839,224.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,140.84 : 2,116,969.48 = 559,811.20 : x
  2. Step 2: Convert to fraction form
    1,412,140.84/2,116,969.48 = 559,811.20/x
  3. Step 3: Cross multiply
    1,412,140.84x = 2,116,969.48 × 559,811.20
  4. Step 4: Simplify right side
    1,412,140.84x = 1,185,103,224,962.18
  5. Step 5: Solve for x
    x = 1,185,103,224,962.18/1,412,140.84
  6. Step 6: Final answer
    x = 839,224.52

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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.