Home / 1,180,816.80-1,771,443.90-382,124.40

Finding the Fourth Proportional to 1,180,816.80, 1,771,443.90 and 382,124.40

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Solution

The fourth proportional to 1,180,816.80, 1,771,443.90 and 382,124.40 is: 573,257.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,816.80 : 1,771,443.90 = 382,124.40 : x
  2. Step 2: Convert to fraction form
    1,180,816.80/1,771,443.90 = 382,124.40/x
  3. Step 3: Cross multiply
    1,180,816.80x = 1,771,443.90 × 382,124.40
  4. Step 4: Simplify right side
    1,180,816.80x = 676,911,937,421.16
  5. Step 5: Solve for x
    x = 676,911,937,421.16/1,180,816.80
  6. Step 6: Final answer
    x = 573,257.37

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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.