Home / 1,142,920.83-1,714,381.28-384,698.81

Finding the Fourth Proportional to 1,142,920.83, 1,714,381.28 and 384,698.81

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Solution

The fourth proportional to 1,142,920.83, 1,714,381.28 and 384,698.81 is: 577,048.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,920.83 : 1,714,381.28 = 384,698.81 : x
  2. Step 2: Convert to fraction form
    1,142,920.83/1,714,381.28 = 384,698.81/x
  3. Step 3: Cross multiply
    1,142,920.83x = 1,714,381.28 × 384,698.81
  4. Step 4: Simplify right side
    1,142,920.83x = 659,520,427,806.88
  5. Step 5: Solve for x
    x = 659,520,427,806.88/1,142,920.83
  6. Step 6: Final answer
    x = 577,048.22

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1.5x scale

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.