Home / 1,130,661.91-1,559,613.03-743,521.60

Finding the Fourth Proportional to 1,130,661.91, 1,559,613.03 and 743,521.60

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Solution

The fourth proportional to 1,130,661.91, 1,559,613.03 and 743,521.60 is: 1,025,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,661.91 : 1,559,613.03 = 743,521.60 : x
  2. Step 2: Convert to fraction form
    1,130,661.91/1,559,613.03 = 743,521.60/x
  3. Step 3: Cross multiply
    1,130,661.91x = 1,559,613.03 × 743,521.60
  4. Step 4: Simplify right side
    1,130,661.91x = 1,159,605,967,648.38
  5. Step 5: Solve for x
    x = 1,159,605,967,648.38/1,130,661.91
  6. Step 6: Final answer
    x = 1,025,599.22

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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.