Home / 1,805,903.32-2,492,051.21-1,031,380.91

Finding the Fourth Proportional to 1,805,903.32, 2,492,051.21 and 1,031,380.91

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Solution

The fourth proportional to 1,805,903.32, 2,492,051.21 and 1,031,380.91 is: 1,423,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,903.32 : 2,492,051.21 = 1,031,380.91 : x
  2. Step 2: Convert to fraction form
    1,805,903.32/2,492,051.21 = 1,031,380.91/x
  3. Step 3: Cross multiply
    1,805,903.32x = 2,492,051.21 × 1,031,380.91
  4. Step 4: Simplify right side
    1,805,903.32x = 2,570,254,039,579.50
  5. Step 5: Solve for x
    x = 2,570,254,039,579.50/1,805,903.32
  6. Step 6: Final answer
    x = 1,423,251.19

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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.