Home / 1,536,574.46-2,293,466.40-1,330,489.40

Finding the Fourth Proportional to 1,536,574.46, 2,293,466.40 and 1,330,489.40

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Solution

The fourth proportional to 1,536,574.46, 2,293,466.40 and 1,330,489.40 is: 1,985,867.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,574.46 : 2,293,466.40 = 1,330,489.40 : x
  2. Step 2: Convert to fraction form
    1,536,574.46/2,293,466.40 = 1,330,489.40/x
  3. Step 3: Cross multiply
    1,536,574.46x = 2,293,466.40 × 1,330,489.40
  4. Step 4: Simplify right side
    1,536,574.46x = 3,051,432,722,988.83
  5. Step 5: Solve for x
    x = 3,051,432,722,988.83/1,536,574.46
  6. Step 6: Final answer
    x = 1,985,867.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.