Home / 1,173,613.50-1,619,626.44-657,389.52

Finding the Fourth Proportional to 1,173,613.50, 1,619,626.44 and 657,389.52

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Solution

The fourth proportional to 1,173,613.50, 1,619,626.44 and 657,389.52 is: 907,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,613.50 : 1,619,626.44 = 657,389.52 : x
  2. Step 2: Convert to fraction form
    1,173,613.50/1,619,626.44 = 657,389.52/x
  3. Step 3: Cross multiply
    1,173,613.50x = 1,619,626.44 × 657,389.52
  4. Step 4: Simplify right side
    1,173,613.50x = 1,064,725,447,970.91
  5. Step 5: Solve for x
    x = 1,064,725,447,970.91/1,173,613.50
  6. Step 6: Final answer
    x = 907,219.84

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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.