Home / 1,187,196.04-1,781,378.70-556,000.84

Finding the Fourth Proportional to 1,187,196.04, 1,781,378.70 and 556,000.84

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Solution

The fourth proportional to 1,187,196.04, 1,781,378.70 and 556,000.84 is: 834,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,196.04 : 1,781,378.70 = 556,000.84 : x
  2. Step 2: Convert to fraction form
    1,187,196.04/1,781,378.70 = 556,000.84/x
  3. Step 3: Cross multiply
    1,187,196.04x = 1,781,378.70 × 556,000.84
  4. Step 4: Simplify right side
    1,187,196.04x = 990,448,053,558.11
  5. Step 5: Solve for x
    x = 990,448,053,558.11/1,187,196.04
  6. Step 6: Final answer
    x = 834,275.07

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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.