Home / 1,474,926.15-2,035,436.13-830,369.40

Finding the Fourth Proportional to 1,474,926.15, 2,035,436.13 and 830,369.40

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Solution

The fourth proportional to 1,474,926.15, 2,035,436.13 and 830,369.40 is: 1,145,931.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,926.15 : 2,035,436.13 = 830,369.40 : x
  2. Step 2: Convert to fraction form
    1,474,926.15/2,035,436.13 = 830,369.40/x
  3. Step 3: Cross multiply
    1,474,926.15x = 2,035,436.13 × 830,369.40
  4. Step 4: Simplify right side
    1,474,926.15x = 1,690,163,878,006.42
  5. Step 5: Solve for x
    x = 1,690,163,878,006.42/1,474,926.15
  6. Step 6: Final answer
    x = 1,145,931.19

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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.