Home / 1,286,083.34-1,928,937.18-375,020.98

Finding the Fourth Proportional to 1,286,083.34, 1,928,937.18 and 375,020.98

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Solution

The fourth proportional to 1,286,083.34, 1,928,937.18 and 375,020.98 is: 562,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,083.34 : 1,928,937.18 = 375,020.98 : x
  2. Step 2: Convert to fraction form
    1,286,083.34/1,928,937.18 = 375,020.98/x
  3. Step 3: Cross multiply
    1,286,083.34x = 1,928,937.18 × 375,020.98
  4. Step 4: Simplify right side
    1,286,083.34x = 723,391,911,602.04
  5. Step 5: Solve for x
    x = 723,391,911,602.04/1,286,083.34
  6. Step 6: Final answer
    x = 562,476.70

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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.