Home / 2,717,041.21-4,075,311.93-919,719.25

Finding the Fourth Proportional to 2,717,041.21, 4,075,311.93 and 919,719.25

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Solution

The fourth proportional to 2,717,041.21, 4,075,311.93 and 919,719.25 is: 1,379,494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717,041.21 : 4,075,311.93 = 919,719.25 : x
  2. Step 2: Convert to fraction form
    2,717,041.21/4,075,311.93 = 919,719.25/x
  3. Step 3: Cross multiply
    2,717,041.21x = 4,075,311.93 × 919,719.25
  4. Step 4: Simplify right side
    2,717,041.21x = 3,748,142,831,775.65
  5. Step 5: Solve for x
    x = 3,748,142,831,775.65/2,717,041.21
  6. Step 6: Final answer
    x = 1,379,494.29

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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.