Home / 1,094,543.90-1,641,815.85-384,643.70

Finding the Fourth Proportional to 1,094,543.90, 1,641,815.85 and 384,643.70

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Solution

The fourth proportional to 1,094,543.90, 1,641,815.85 and 384,643.70 is: 576,965.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,543.90 : 1,641,815.85 = 384,643.70 : x
  2. Step 2: Convert to fraction form
    1,094,543.90/1,641,815.85 = 384,643.70/x
  3. Step 3: Cross multiply
    1,094,543.90x = 1,641,815.85 × 384,643.70
  4. Step 4: Simplify right side
    1,094,543.90x = 631,514,123,262.65
  5. Step 5: Solve for x
    x = 631,514,123,262.65/1,094,543.90
  6. Step 6: Final answer
    x = 576,965.55

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Double scale
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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.