Home / 1,556,637.30-2,334,783.15-434,819.70

Finding the Fourth Proportional to 1,556,637.30, 2,334,783.15 and 434,819.70

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Solution

The fourth proportional to 1,556,637.30, 2,334,783.15 and 434,819.70 is: 652,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,637.30 : 2,334,783.15 = 434,819.70 : x
  2. Step 2: Convert to fraction form
    1,556,637.30/2,334,783.15 = 434,819.70/x
  3. Step 3: Cross multiply
    1,556,637.30x = 2,334,783.15 × 434,819.70
  4. Step 4: Simplify right side
    1,556,637.30x = 1,015,209,708,848.06
  5. Step 5: Solve for x
    x = 1,015,209,708,848.06/1,556,637.30
  6. Step 6: Final answer
    x = 652,181.28

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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.