Home / 1,315,431.15-1,973,146.73-606,843.15

Finding the Fourth Proportional to 1,315,431.15, 1,973,146.73 and 606,843.15

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Solution

The fourth proportional to 1,315,431.15, 1,973,146.73 and 606,843.15 is: 910,264.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,431.15 : 1,973,146.73 = 606,843.15 : x
  2. Step 2: Convert to fraction form
    1,315,431.15/1,973,146.73 = 606,843.15/x
  3. Step 3: Cross multiply
    1,315,431.15x = 1,973,146.73 × 606,843.15
  4. Step 4: Simplify right side
    1,315,431.15x = 1,197,390,574,011.18
  5. Step 5: Solve for x
    x = 1,197,390,574,011.18/1,315,431.15
  6. Step 6: Final answer
    x = 910,264.73

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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.