Home / 1,790,417.77-2,470,751.10-974,628.20

Finding the Fourth Proportional to 1,790,417.77, 2,470,751.10 and 974,628.20

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Solution

The fourth proportional to 1,790,417.77, 2,470,751.10 and 974,628.20 is: 1,344,973.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,417.77 : 2,470,751.10 = 974,628.20 : x
  2. Step 2: Convert to fraction form
    1,790,417.77/2,470,751.10 = 974,628.20/x
  3. Step 3: Cross multiply
    1,790,417.77x = 2,470,751.10 × 974,628.20
  4. Step 4: Simplify right side
    1,790,417.77x = 2,408,063,689,519.92
  5. Step 5: Solve for x
    x = 2,408,063,689,519.92/1,790,417.77
  6. Step 6: Final answer
    x = 1,344,973.07

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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.