Home / 1,049,943.65-1,575,145.16-340,043.45

Finding the Fourth Proportional to 1,049,943.65, 1,575,145.16 and 340,043.45

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Solution

The fourth proportional to 1,049,943.65, 1,575,145.16 and 340,043.45 is: 510,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,943.65 : 1,575,145.16 = 340,043.45 : x
  2. Step 2: Convert to fraction form
    1,049,943.65/1,575,145.16 = 340,043.45/x
  3. Step 3: Cross multiply
    1,049,943.65x = 1,575,145.16 × 340,043.45
  4. Step 4: Simplify right side
    1,049,943.65x = 535,617,784,881.26
  5. Step 5: Solve for x
    x = 535,617,784,881.26/1,049,943.65
  6. Step 6: Final answer
    x = 510,139.56

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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.