Home / 1,249,126.46-1,872,541.54-450,212.48

Finding the Fourth Proportional to 1,249,126.46, 1,872,541.54 and 450,212.48

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Solution

The fourth proportional to 1,249,126.46, 1,872,541.54 and 450,212.48 is: 674,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,126.46 : 1,872,541.54 = 450,212.48 : x
  2. Step 2: Convert to fraction form
    1,249,126.46/1,872,541.54 = 450,212.48/x
  3. Step 3: Cross multiply
    1,249,126.46x = 1,872,541.54 × 450,212.48
  4. Step 4: Simplify right side
    1,249,126.46x = 843,041,570,626.42
  5. Step 5: Solve for x
    x = 843,041,570,626.42/1,249,126.46
  6. Step 6: Final answer
    x = 674,904.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.