Home / 4,675,009.40-7,013,214.90-1,979,329.40

Finding the Fourth Proportional to 4,675,009.40, 7,013,214.90 and 1,979,329.40

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Solution

The fourth proportional to 4,675,009.40, 7,013,214.90 and 1,979,329.40 is: 2,969,290.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675,009.40 : 7,013,214.90 = 1,979,329.40 : x
  2. Step 2: Convert to fraction form
    4,675,009.40/7,013,214.90 = 1,979,329.40/x
  3. Step 3: Cross multiply
    4,675,009.40x = 7,013,214.90 × 1,979,329.40
  4. Step 4: Simplify right side
    4,675,009.40x = 13,881,462,440,088.06
  5. Step 5: Solve for x
    x = 13,881,462,440,088.06/4,675,009.40
  6. Step 6: Final answer
    x = 2,969,290.81

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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.