Home / 2,717,041.71-4,075,312.68-919,719.75

Finding the Fourth Proportional to 2,717,041.71, 4,075,312.68 and 919,719.75

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Solution

The fourth proportional to 2,717,041.71, 4,075,312.68 and 919,719.75 is: 1,379,495.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717,041.71 : 4,075,312.68 = 919,719.75 : x
  2. Step 2: Convert to fraction form
    2,717,041.71/4,075,312.68 = 919,719.75/x
  3. Step 3: Cross multiply
    2,717,041.71x = 4,075,312.68 × 919,719.75
  4. Step 4: Simplify right side
    2,717,041.71x = 3,748,145,559,221.43
  5. Step 5: Solve for x
    x = 3,748,145,559,221.43/2,717,041.71
  6. Step 6: Final answer
    x = 1,379,495.04

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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.