Home / 5,617,657.60-8,426,486.40-3,460,400.80

Finding the Fourth Proportional to 5,617,657.60, 8,426,486.40 and 3,460,400.80

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Solution

The fourth proportional to 5,617,657.60, 8,426,486.40 and 3,460,400.80 is: 5,190,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617,657.60 : 8,426,486.40 = 3,460,400.80 : x
  2. Step 2: Convert to fraction form
    5,617,657.60/8,426,486.40 = 3,460,400.80/x
  3. Step 3: Cross multiply
    5,617,657.60x = 8,426,486.40 × 3,460,400.80
  4. Step 4: Simplify right side
    5,617,657.60x = 29,159,020,279,749.12
  5. Step 5: Solve for x
    x = 29,159,020,279,749.12/5,617,657.60
  6. Step 6: Final answer
    x = 5,190,601.20

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1.5x scale

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.