Home / 1,813,405.42-2,502,400.63-997,477.39

Finding the Fourth Proportional to 1,813,405.42, 2,502,400.63 and 997,477.39

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Solution

The fourth proportional to 1,813,405.42, 2,502,400.63 and 997,477.39 is: 1,376,464.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,405.42 : 2,502,400.63 = 997,477.39 : x
  2. Step 2: Convert to fraction form
    1,813,405.42/2,502,400.63 = 997,477.39/x
  3. Step 3: Cross multiply
    1,813,405.42x = 2,502,400.63 × 997,477.39
  4. Step 4: Simplify right side
    1,813,405.42x = 2,496,088,049,146.76
  5. Step 5: Solve for x
    x = 2,496,088,049,146.76/1,813,405.42
  6. Step 6: Final answer
    x = 1,376,464.43

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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.