Home / 2,547,815.46-3,516,009.90-1,401,920.40

Finding the Fourth Proportional to 2,547,815.46, 3,516,009.90 and 1,401,920.40

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Solution

The fourth proportional to 2,547,815.46, 3,516,009.90 and 1,401,920.40 is: 1,934,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547,815.46 : 3,516,009.90 = 1,401,920.40 : x
  2. Step 2: Convert to fraction form
    2,547,815.46/3,516,009.90 = 1,401,920.40/x
  3. Step 3: Cross multiply
    2,547,815.46x = 3,516,009.90 × 1,401,920.40
  4. Step 4: Simplify right side
    2,547,815.46x = 4,929,166,005,411.96
  5. Step 5: Solve for x
    x = 4,929,166,005,411.96/2,547,815.46
  6. Step 6: Final answer
    x = 1,934,663.67

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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.