Home / 3,158,343.46-4,358,527.09-1,708,038.91

Finding the Fourth Proportional to 3,158,343.46, 4,358,527.09 and 1,708,038.91

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Solution

The fourth proportional to 3,158,343.46, 4,358,527.09 and 1,708,038.91 is: 2,357,100.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,343.46 : 4,358,527.09 = 1,708,038.91 : x
  2. Step 2: Convert to fraction form
    3,158,343.46/4,358,527.09 = 1,708,038.91/x
  3. Step 3: Cross multiply
    3,158,343.46x = 4,358,527.09 × 1,708,038.91
  4. Step 4: Simplify right side
    3,158,343.46x = 7,444,533,869,717.94
  5. Step 5: Solve for x
    x = 7,444,533,869,717.94/3,158,343.46
  6. Step 6: Final answer
    x = 2,357,100.79

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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.