Home / 4,779,972.80-7,169,959.20-4,402,059.20

Finding the Fourth Proportional to 4,779,972.80, 7,169,959.20 and 4,402,059.20

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Solution

The fourth proportional to 4,779,972.80, 7,169,959.20 and 4,402,059.20 is: 6,603,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779,972.80 : 7,169,959.20 = 4,402,059.20 : x
  2. Step 2: Convert to fraction form
    4,779,972.80/7,169,959.20 = 4,402,059.20/x
  3. Step 3: Cross multiply
    4,779,972.80x = 7,169,959.20 × 4,402,059.20
  4. Step 4: Simplify right side
    4,779,972.80x = 31,562,584,859,984.64
  5. Step 5: Solve for x
    x = 31,562,584,859,984.64/4,779,972.80
  6. Step 6: Final answer
    x = 6,603,088.80

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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.