Home / 1,132,399-1,698,860.94-384,445

Finding the Fourth Proportional to 1,132,399, 1,698,860.94 and 384,445

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Solution

The fourth proportional to 1,132,399, 1,698,860.94 and 384,445 is: 576,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,399 : 1,698,860.94 = 384,445 : x
  2. Step 2: Convert to fraction form
    1,132,399/1,698,860.94 = 384,445/x
  3. Step 3: Cross multiply
    1,132,399x = 1,698,860.94 × 384,445
  4. Step 4: Simplify right side
    1,132,399x = 653,118,594,078.30
  5. Step 5: Solve for x
    x = 653,118,594,078.30/1,132,399
  6. Step 6: Final answer
    x = 576,756.60

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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.