Home / 1,415,424.84-1,953,017.92-899,262.78

Finding the Fourth Proportional to 1,415,424.84, 1,953,017.92 and 899,262.78

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Solution

The fourth proportional to 1,415,424.84, 1,953,017.92 and 899,262.78 is: 1,240,812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,424.84 : 1,953,017.92 = 899,262.78 : x
  2. Step 2: Convert to fraction form
    1,415,424.84/1,953,017.92 = 899,262.78/x
  3. Step 3: Cross multiply
    1,415,424.84x = 1,953,017.92 × 899,262.78
  4. Step 4: Simplify right side
    1,415,424.84x = 1,756,276,324,129.02
  5. Step 5: Solve for x
    x = 1,756,276,324,129.02/1,415,424.84
  6. Step 6: Final answer
    x = 1,240,812.14

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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.