Home / 1,556,519.60-2,334,779.40-434,586.80

Finding the Fourth Proportional to 1,556,519.60, 2,334,779.40 and 434,586.80

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Solution

The fourth proportional to 1,556,519.60, 2,334,779.40 and 434,586.80 is: 651,880.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,519.60 : 2,334,779.40 = 434,586.80 : x
  2. Step 2: Convert to fraction form
    1,556,519.60/2,334,779.40 = 434,586.80/x
  3. Step 3: Cross multiply
    1,556,519.60x = 2,334,779.40 × 434,586.80
  4. Step 4: Simplify right side
    1,556,519.60x = 1,014,664,308,151.92
  5. Step 5: Solve for x
    x = 1,014,664,308,151.92/1,556,519.60
  6. Step 6: Final answer
    x = 651,880.20

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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.