Home / 1,790,343.63-2,470,705.73-974,570.76

Finding the Fourth Proportional to 1,790,343.63, 2,470,705.73 and 974,570.76

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Solution

The fourth proportional to 1,790,343.63, 2,470,705.73 and 974,570.76 is: 1,344,924.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,343.63 : 2,470,705.73 = 974,570.76 : x
  2. Step 2: Convert to fraction form
    1,790,343.63/2,470,705.73 = 974,570.76/x
  3. Step 3: Cross multiply
    1,790,343.63x = 2,470,705.73 × 974,570.76
  4. Step 4: Simplify right side
    1,790,343.63x = 2,407,877,561,022.45
  5. Step 5: Solve for x
    x = 2,407,877,561,022.45/1,790,343.63
  6. Step 6: Final answer
    x = 1,344,924.81

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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.