Home / 2,580,657.60-3,870,986.40-2,477,438.40

Finding the Fourth Proportional to 2,580,657.60, 3,870,986.40 and 2,477,438.40

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Solution

The fourth proportional to 2,580,657.60, 3,870,986.40 and 2,477,438.40 is: 3,716,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,657.60 : 3,870,986.40 = 2,477,438.40 : x
  2. Step 2: Convert to fraction form
    2,580,657.60/3,870,986.40 = 2,477,438.40/x
  3. Step 3: Cross multiply
    2,580,657.60x = 3,870,986.40 × 2,477,438.40
  4. Step 4: Simplify right side
    2,580,657.60x = 9,590,130,353,237.76
  5. Step 5: Solve for x
    x = 9,590,130,353,237.76/2,580,657.60
  6. Step 6: Final answer
    x = 3,716,157.60

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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.