Home / 1,779,307.80-2,662,740.90-1,630,008.60

Finding the Fourth Proportional to 1,779,307.80, 2,662,740.90 and 1,630,008.60

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Solution

The fourth proportional to 1,779,307.80, 2,662,740.90 and 1,630,008.60 is: 2,439,314.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,307.80 : 2,662,740.90 = 1,630,008.60 : x
  2. Step 2: Convert to fraction form
    1,779,307.80/2,662,740.90 = 1,630,008.60/x
  3. Step 3: Cross multiply
    1,779,307.80x = 2,662,740.90 × 1,630,008.60
  4. Step 4: Simplify right side
    1,779,307.80x = 4,340,290,566,571.74
  5. Step 5: Solve for x
    x = 4,340,290,566,571.74/1,779,307.80
  6. Step 6: Final answer
    x = 2,439,314.08

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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.