Home / 1,547,089.92-2,135,256.84-974,309.76

Finding the Fourth Proportional to 1,547,089.92, 2,135,256.84 and 974,309.76

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Solution

The fourth proportional to 1,547,089.92, 2,135,256.84 and 974,309.76 is: 1,344,719.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,089.92 : 2,135,256.84 = 974,309.76 : x
  2. Step 2: Convert to fraction form
    1,547,089.92/2,135,256.84 = 974,309.76/x
  3. Step 3: Cross multiply
    1,547,089.92x = 2,135,256.84 × 974,309.76
  4. Step 4: Simplify right side
    1,547,089.92x = 2,080,401,579,318.76
  5. Step 5: Solve for x
    x = 2,080,401,579,318.76/1,547,089.92
  6. Step 6: Final answer
    x = 1,344,719.24

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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.