Home / 1,974,452.40-2,961,678.58-478,544.40

Finding the Fourth Proportional to 1,974,452.40, 2,961,678.58 and 478,544.40

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Solution

The fourth proportional to 1,974,452.40, 2,961,678.58 and 478,544.40 is: 717,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,452.40 : 2,961,678.58 = 478,544.40 : x
  2. Step 2: Convert to fraction form
    1,974,452.40/2,961,678.58 = 478,544.40/x
  3. Step 3: Cross multiply
    1,974,452.40x = 2,961,678.58 × 478,544.40
  4. Step 4: Simplify right side
    1,974,452.40x = 1,417,294,699,058.95
  5. Step 5: Solve for x
    x = 1,417,294,699,058.95/1,974,452.40
  6. Step 6: Final answer
    x = 717,816.60

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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.