Home / 1,049,941.40-1,575,141.77-340,041.20

Finding the Fourth Proportional to 1,049,941.40, 1,575,141.77 and 340,041.20

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Solution

The fourth proportional to 1,049,941.40, 1,575,141.77 and 340,041.20 is: 510,136.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,941.40 : 1,575,141.77 = 340,041.20 : x
  2. Step 2: Convert to fraction form
    1,049,941.40/1,575,141.77 = 340,041.20/x
  3. Step 3: Cross multiply
    1,049,941.40x = 1,575,141.77 × 340,041.20
  4. Step 4: Simplify right side
    1,049,941.40x = 535,613,090,615.32
  5. Step 5: Solve for x
    x = 535,613,090,615.32/1,049,941.40
  6. Step 6: Final answer
    x = 510,136.18

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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.