Home / 1,354,484.01-1,869,178.01-742,626.69

Finding the Fourth Proportional to 1,354,484.01, 1,869,178.01 and 742,626.69

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Solution

The fourth proportional to 1,354,484.01, 1,869,178.01 and 742,626.69 is: 1,024,819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,484.01 : 1,869,178.01 = 742,626.69 : x
  2. Step 2: Convert to fraction form
    1,354,484.01/1,869,178.01 = 742,626.69/x
  3. Step 3: Cross multiply
    1,354,484.01x = 1,869,178.01 × 742,626.69
  4. Step 4: Simplify right side
    1,354,484.01x = 1,388,101,465,528.06
  5. Step 5: Solve for x
    x = 1,388,101,465,528.06/1,354,484.01
  6. Step 6: Final answer
    x = 1,024,819.38

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1.5x scale

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.