Home / 4,477,381.60-6,714,090.96-1,281,779.68

Finding the Fourth Proportional to 4,477,381.60, 6,714,090.96 and 1,281,779.68

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Solution

The fourth proportional to 4,477,381.60, 6,714,090.96 and 1,281,779.68 is: 1,922,102.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477,381.60 : 6,714,090.96 = 1,281,779.68 : x
  2. Step 2: Convert to fraction form
    4,477,381.60/6,714,090.96 = 1,281,779.68/x
  3. Step 3: Cross multiply
    4,477,381.60x = 6,714,090.96 × 1,281,779.68
  4. Step 4: Simplify right side
    4,477,381.60x = 8,605,985,362,199.69
  5. Step 5: Solve for x
    x = 8,605,985,362,199.69/4,477,381.60
  6. Step 6: Final answer
    x = 1,922,102.28

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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.