Home / 1,416,439.08-1,954,660.50-771,864.52

Finding the Fourth Proportional to 1,416,439.08, 1,954,660.50 and 771,864.52

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Solution

The fourth proportional to 1,416,439.08, 1,954,660.50 and 771,864.52 is: 1,065,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,439.08 : 1,954,660.50 = 771,864.52 : x
  2. Step 2: Convert to fraction form
    1,416,439.08/1,954,660.50 = 771,864.52/x
  3. Step 3: Cross multiply
    1,416,439.08x = 1,954,660.50 × 771,864.52
  4. Step 4: Simplify right side
    1,416,439.08x = 1,508,733,088,595.46
  5. Step 5: Solve for x
    x = 1,508,733,088,595.46/1,416,439.08
  6. Step 6: Final answer
    x = 1,065,159.18

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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.