Home / 1,408,350.02-2,111,994.68-509,569.56

Finding the Fourth Proportional to 1,408,350.02, 2,111,994.68 and 509,569.56

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Solution

The fourth proportional to 1,408,350.02, 2,111,994.68 and 509,569.56 is: 764,162.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,350.02 : 2,111,994.68 = 509,569.56 : x
  2. Step 2: Convert to fraction form
    1,408,350.02/2,111,994.68 = 509,569.56/x
  3. Step 3: Cross multiply
    1,408,350.02x = 2,111,994.68 × 509,569.56
  4. Step 4: Simplify right side
    1,408,350.02x = 1,076,208,197,262.09
  5. Step 5: Solve for x
    x = 1,076,208,197,262.09/1,408,350.02
  6. Step 6: Final answer
    x = 764,162.45

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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.