Home / 1,310,966.48-1,966,819.08-1,186,045.04

Finding the Fourth Proportional to 1,310,966.48, 1,966,819.08 and 1,186,045.04

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Solution

The fourth proportional to 1,310,966.48, 1,966,819.08 and 1,186,045.04 is: 1,779,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,966.48 : 1,966,819.08 = 1,186,045.04 : x
  2. Step 2: Convert to fraction form
    1,310,966.48/1,966,819.08 = 1,186,045.04/x
  3. Step 3: Cross multiply
    1,310,966.48x = 1,966,819.08 × 1,186,045.04
  4. Step 4: Simplify right side
    1,310,966.48x = 2,332,736,014,411.36
  5. Step 5: Solve for x
    x = 2,332,736,014,411.36/1,310,966.48
  6. Step 6: Final answer
    x = 1,779,401.72

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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.