Home / 1,210,502.98-1,670,440.14-693,886.42

Finding the Fourth Proportional to 1,210,502.98, 1,670,440.14 and 693,886.42

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Solution

The fourth proportional to 1,210,502.98, 1,670,440.14 and 693,886.42 is: 957,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,502.98 : 1,670,440.14 = 693,886.42 : x
  2. Step 2: Convert to fraction form
    1,210,502.98/1,670,440.14 = 693,886.42/x
  3. Step 3: Cross multiply
    1,210,502.98x = 1,670,440.14 × 693,886.42
  4. Step 4: Simplify right side
    1,210,502.98x = 1,159,095,728,568.90
  5. Step 5: Solve for x
    x = 1,159,095,728,568.90/1,210,502.98
  6. Step 6: Final answer
    x = 957,532.32

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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.