Home / 1,852,420.70-2,556,459.15-1,036,718.30

Finding the Fourth Proportional to 1,852,420.70, 2,556,459.15 and 1,036,718.30

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Solution

The fourth proportional to 1,852,420.70, 2,556,459.15 and 1,036,718.30 is: 1,430,737.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,420.70 : 2,556,459.15 = 1,036,718.30 : x
  2. Step 2: Convert to fraction form
    1,852,420.70/2,556,459.15 = 1,036,718.30/x
  3. Step 3: Cross multiply
    1,852,420.70x = 2,556,459.15 × 1,036,718.30
  4. Step 4: Simplify right side
    1,852,420.70x = 2,650,327,984,007.44
  5. Step 5: Solve for x
    x = 2,650,327,984,007.44/1,852,420.70
  6. Step 6: Final answer
    x = 1,430,737.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.