Home / 1,132,412-1,698,880.44-384,458

Finding the Fourth Proportional to 1,132,412, 1,698,880.44 and 384,458

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Solution

The fourth proportional to 1,132,412, 1,698,880.44 and 384,458 is: 576,776.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,412 : 1,698,880.44 = 384,458 : x
  2. Step 2: Convert to fraction form
    1,132,412/1,698,880.44 = 384,458/x
  3. Step 3: Cross multiply
    1,132,412x = 1,698,880.44 × 384,458
  4. Step 4: Simplify right side
    1,132,412x = 653,148,176,201.52
  5. Step 5: Solve for x
    x = 653,148,176,201.52/1,132,412
  6. Step 6: Final answer
    x = 576,776.10

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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.