Home / 4,779,673.19-7,162,555.12-2,954,140.55

Finding the Fourth Proportional to 4,779,673.19, 7,162,555.12 and 2,954,140.55

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Solution

The fourth proportional to 4,779,673.19, 7,162,555.12 and 2,954,140.55 is: 4,426,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779,673.19 : 7,162,555.12 = 2,954,140.55 : x
  2. Step 2: Convert to fraction form
    4,779,673.19/7,162,555.12 = 2,954,140.55/x
  3. Step 3: Cross multiply
    4,779,673.19x = 7,162,555.12 × 2,954,140.55
  4. Step 4: Simplify right side
    4,779,673.19x = 21,159,194,506,831.41
  5. Step 5: Solve for x
    x = 21,159,194,506,831.41/4,779,673.19
  6. Step 6: Final answer
    x = 4,426,912.40

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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.