Home / 2,872,700.16-4,309,159.20-1,075,394.40

Finding the Fourth Proportional to 2,872,700.16, 4,309,159.20 and 1,075,394.40

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Solution

The fourth proportional to 2,872,700.16, 4,309,159.20 and 1,075,394.40 is: 1,613,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,700.16 : 4,309,159.20 = 1,075,394.40 : x
  2. Step 2: Convert to fraction form
    2,872,700.16/4,309,159.20 = 1,075,394.40/x
  3. Step 3: Cross multiply
    2,872,700.16x = 4,309,159.20 × 1,075,394.40
  4. Step 4: Simplify right side
    2,872,700.16x = 4,634,045,672,388.48
  5. Step 5: Solve for x
    x = 4,634,045,672,388.48/2,872,700.16
  6. Step 6: Final answer
    x = 1,613,132.39

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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.