Home / 822,781.16-1,135,543.18-460,225.16

Finding the Fourth Proportional to 822,781.16, 1,135,543.18 and 460,225.16

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Solution

The fourth proportional to 822,781.16, 1,135,543.18 and 460,225.16 is: 635,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,781.16 : 1,135,543.18 = 460,225.16 : x
  2. Step 2: Convert to fraction form
    822,781.16/1,135,543.18 = 460,225.16/x
  3. Step 3: Cross multiply
    822,781.16x = 1,135,543.18 × 460,225.16
  4. Step 4: Simplify right side
    822,781.16x = 522,605,541,702.41
  5. Step 5: Solve for x
    x = 522,605,541,702.41/822,781.16
  6. Step 6: Final answer
    x = 635,169.55

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1.5x scale

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.