Home / 1,630,586.84-2,250,417.47-986,011.65

Finding the Fourth Proportional to 1,630,586.84, 2,250,417.47 and 986,011.65

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Solution

The fourth proportional to 1,630,586.84, 2,250,417.47 and 986,011.65 is: 1,360,821.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,586.84 : 2,250,417.47 = 986,011.65 : x
  2. Step 2: Convert to fraction form
    1,630,586.84/2,250,417.47 = 986,011.65/x
  3. Step 3: Cross multiply
    1,630,586.84x = 2,250,417.47 × 986,011.65
  4. Step 4: Simplify right side
    1,630,586.84x = 2,218,937,837,853.47
  5. Step 5: Solve for x
    x = 2,218,937,837,853.47/1,630,586.84
  6. Step 6: Final answer
    x = 1,360,821.63

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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.