Home / 1,266,126.37-1,746,600.53-858,088.67

Finding the Fourth Proportional to 1,266,126.37, 1,746,600.53 and 858,088.67

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Solution

The fourth proportional to 1,266,126.37, 1,746,600.53 and 858,088.67 is: 1,183,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,126.37 : 1,746,600.53 = 858,088.67 : x
  2. Step 2: Convert to fraction form
    1,266,126.37/1,746,600.53 = 858,088.67/x
  3. Step 3: Cross multiply
    1,266,126.37x = 1,746,600.53 × 858,088.67
  4. Step 4: Simplify right side
    1,266,126.37x = 1,498,738,117,075.99
  5. Step 5: Solve for x
    x = 1,498,738,117,075.99/1,266,126.37
  6. Step 6: Final answer
    x = 1,183,719.22

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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.