Home / 1,212,946.02-1,817,943.18-858,062.34

Finding the Fourth Proportional to 1,212,946.02, 1,817,943.18 and 858,062.34

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Solution

The fourth proportional to 1,212,946.02, 1,817,943.18 and 858,062.34 is: 1,286,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,946.02 : 1,817,943.18 = 858,062.34 : x
  2. Step 2: Convert to fraction form
    1,212,946.02/1,817,943.18 = 858,062.34/x
  3. Step 3: Cross multiply
    1,212,946.02x = 1,817,943.18 × 858,062.34
  4. Step 4: Simplify right side
    1,212,946.02x = 1,559,908,579,017.84
  5. Step 5: Solve for x
    x = 1,559,908,579,017.84/1,212,946.02
  6. Step 6: Final answer
    x = 1,286,049.46

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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.