Home / 4,953,209.40-7,429,814.10-2,118,857.40

Finding the Fourth Proportional to 4,953,209.40, 7,429,814.10 and 2,118,857.40

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Solution

The fourth proportional to 4,953,209.40, 7,429,814.10 and 2,118,857.40 is: 3,178,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953,209.40 : 7,429,814.10 = 2,118,857.40 : x
  2. Step 2: Convert to fraction form
    4,953,209.40/7,429,814.10 = 2,118,857.40/x
  3. Step 3: Cross multiply
    4,953,209.40x = 7,429,814.10 × 2,118,857.40
  4. Step 4: Simplify right side
    4,953,209.40x = 15,742,716,586,409.34
  5. Step 5: Solve for x
    x = 15,742,716,586,409.34/4,953,209.40
  6. Step 6: Final answer
    x = 3,178,286.10

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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.