Home / 1,450,566.81-2,000,948.27-905,756.76

Finding the Fourth Proportional to 1,450,566.81, 2,000,948.27 and 905,756.76

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Solution

The fourth proportional to 1,450,566.81, 2,000,948.27 and 905,756.76 is: 1,249,423.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,566.81 : 2,000,948.27 = 905,756.76 : x
  2. Step 2: Convert to fraction form
    1,450,566.81/2,000,948.27 = 905,756.76/x
  3. Step 3: Cross multiply
    1,450,566.81x = 2,000,948.27 × 905,756.76
  4. Step 4: Simplify right side
    1,450,566.81x = 1,812,372,417,434.02
  5. Step 5: Solve for x
    x = 1,812,372,417,434.02/1,450,566.81
  6. Step 6: Final answer
    x = 1,249,423.61

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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.