Home / 4,712,060.76-6,502,470.88-2,879,585.60

Finding the Fourth Proportional to 4,712,060.76, 6,502,470.88 and 2,879,585.60

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Solution

The fourth proportional to 4,712,060.76, 6,502,470.88 and 2,879,585.60 is: 3,973,722.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712,060.76 : 6,502,470.88 = 2,879,585.60 : x
  2. Step 2: Convert to fraction form
    4,712,060.76/6,502,470.88 = 2,879,585.60/x
  3. Step 3: Cross multiply
    4,712,060.76x = 6,502,470.88 × 2,879,585.60
  4. Step 4: Simplify right side
    4,712,060.76x = 18,724,421,510,467.33
  5. Step 5: Solve for x
    x = 18,724,421,510,467.33/4,712,060.76
  6. Step 6: Final answer
    x = 3,973,722.43

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Double scale
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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.