Home / 1,556,523.10-2,334,784.65-434,590.30

Finding the Fourth Proportional to 1,556,523.10, 2,334,784.65 and 434,590.30

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Solution

The fourth proportional to 1,556,523.10, 2,334,784.65 and 434,590.30 is: 651,885.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,523.10 : 2,334,784.65 = 434,590.30 : x
  2. Step 2: Convert to fraction form
    1,556,523.10/2,334,784.65 = 434,590.30/x
  3. Step 3: Cross multiply
    1,556,523.10x = 2,334,784.65 × 434,590.30
  4. Step 4: Simplify right side
    1,556,523.10x = 1,014,674,761,478.89
  5. Step 5: Solve for x
    x = 1,014,674,761,478.89/1,556,523.10
  6. Step 6: Final answer
    x = 651,885.45

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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.