Home / 984,011.22-1,357,893.48-548,405.40

Finding the Fourth Proportional to 984,011.22, 1,357,893.48 and 548,405.40

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Solution

The fourth proportional to 984,011.22, 1,357,893.48 and 548,405.40 is: 756,776.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,011.22 : 1,357,893.48 = 548,405.40 : x
  2. Step 2: Convert to fraction form
    984,011.22/1,357,893.48 = 548,405.40/x
  3. Step 3: Cross multiply
    984,011.22x = 1,357,893.48 × 548,405.40
  4. Step 4: Simplify right side
    984,011.22x = 744,676,117,056.79
  5. Step 5: Solve for x
    x = 744,676,117,056.79/984,011.22
  6. Step 6: Final answer
    x = 756,776.04

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1.5x scale

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.