Home / 1,551,281.80-2,326,922.70-429,350.80

Finding the Fourth Proportional to 1,551,281.80, 2,326,922.70 and 429,350.80

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Solution

The fourth proportional to 1,551,281.80, 2,326,922.70 and 429,350.80 is: 644,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,281.80 : 2,326,922.70 = 429,350.80 : x
  2. Step 2: Convert to fraction form
    1,551,281.80/2,326,922.70 = 429,350.80/x
  3. Step 3: Cross multiply
    1,551,281.80x = 2,326,922.70 × 429,350.80
  4. Step 4: Simplify right side
    1,551,281.80x = 999,066,122,783.16
  5. Step 5: Solve for x
    x = 999,066,122,783.16/1,551,281.80
  6. Step 6: Final answer
    x = 644,026.20

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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.