Home / 1,790,062.80-2,470,340.91-974,325.47

Finding the Fourth Proportional to 1,790,062.80, 2,470,340.91 and 974,325.47

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Solution

The fourth proportional to 1,790,062.80, 2,470,340.91 and 974,325.47 is: 1,344,598.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,062.80 : 2,470,340.91 = 974,325.47 : x
  2. Step 2: Convert to fraction form
    1,790,062.80/2,470,340.91 = 974,325.47/x
  3. Step 3: Cross multiply
    1,790,062.80x = 2,470,340.91 × 974,325.47
  4. Step 4: Simplify right side
    1,790,062.80x = 2,406,916,055,844.27
  5. Step 5: Solve for x
    x = 2,406,916,055,844.27/1,790,062.80
  6. Step 6: Final answer
    x = 1,344,598.67

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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.