Home / 3,109,075.34-4,290,410.67-1,732,347.90

Finding the Fourth Proportional to 3,109,075.34, 4,290,410.67 and 1,732,347.90

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Solution

The fourth proportional to 3,109,075.34, 4,290,410.67 and 1,732,347.90 is: 2,390,576.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,075.34 : 4,290,410.67 = 1,732,347.90 : x
  2. Step 2: Convert to fraction form
    3,109,075.34/4,290,410.67 = 1,732,347.90/x
  3. Step 3: Cross multiply
    3,109,075.34x = 4,290,410.67 × 1,732,347.90
  4. Step 4: Simplify right side
    3,109,075.34x = 7,432,483,914,312.09
  5. Step 5: Solve for x
    x = 7,432,483,914,312.09/3,109,075.34
  6. Step 6: Final answer
    x = 2,390,576.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.