Home / 1,716,590.78-2,370,861.32-1,130,510.12

Finding the Fourth Proportional to 1,716,590.78, 2,370,861.32 and 1,130,510.12

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Solution

The fourth proportional to 1,716,590.78, 2,370,861.32 and 1,130,510.12 is: 1,561,398.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,590.78 : 2,370,861.32 = 1,130,510.12 : x
  2. Step 2: Convert to fraction form
    1,716,590.78/2,370,861.32 = 1,130,510.12/x
  3. Step 3: Cross multiply
    1,716,590.78x = 2,370,861.32 × 1,130,510.12
  4. Step 4: Simplify right side
    1,716,590.78x = 2,680,282,715,376.56
  5. Step 5: Solve for x
    x = 2,680,282,715,376.56/1,716,590.78
  6. Step 6: Final answer
    x = 1,561,398.76

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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.