Home / 1,621,488.28-2,237,566.00-896,289.29

Finding the Fourth Proportional to 1,621,488.28, 2,237,566.00 and 896,289.29

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Solution

The fourth proportional to 1,621,488.28, 2,237,566.00 and 896,289.29 is: 1,236,830.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,488.28 : 2,237,566.00 = 896,289.29 : x
  2. Step 2: Convert to fraction form
    1,621,488.28/2,237,566.00 = 896,289.29/x
  3. Step 3: Cross multiply
    1,621,488.28x = 2,237,566.00 × 896,289.29
  4. Step 4: Simplify right side
    1,621,488.28x = 2,005,506,438,115.51
  5. Step 5: Solve for x
    x = 2,005,506,438,115.51/1,621,488.28
  6. Step 6: Final answer
    x = 1,236,830.67

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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.