Home / 1,805,967.36-2,492,139.69-1,031,445.93

Finding the Fourth Proportional to 1,805,967.36, 2,492,139.69 and 1,031,445.93

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Solution

The fourth proportional to 1,805,967.36, 2,492,139.69 and 1,031,445.93 is: 1,423,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,967.36 : 2,492,139.69 = 1,031,445.93 : x
  2. Step 2: Convert to fraction form
    1,805,967.36/2,492,139.69 = 1,031,445.93/x
  3. Step 3: Cross multiply
    1,805,967.36x = 2,492,139.69 × 1,031,445.93
  4. Step 4: Simplify right side
    1,805,967.36x = 2,570,507,340,241.96
  5. Step 5: Solve for x
    x = 2,570,507,340,241.96/1,805,967.36
  6. Step 6: Final answer
    x = 1,423,340.97

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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.