Home / 1,852,421.20-2,556,459.84-1,036,718.80

Finding the Fourth Proportional to 1,852,421.20, 2,556,459.84 and 1,036,718.80

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Solution

The fourth proportional to 1,852,421.20, 2,556,459.84 and 1,036,718.80 is: 1,430,738.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,421.20 : 2,556,459.84 = 1,036,718.80 : x
  2. Step 2: Convert to fraction form
    1,852,421.20/2,556,459.84 = 1,036,718.80/x
  3. Step 3: Cross multiply
    1,852,421.20x = 2,556,459.84 × 1,036,718.80
  4. Step 4: Simplify right side
    1,852,421.20x = 2,650,329,977,572.99
  5. Step 5: Solve for x
    x = 2,650,329,977,572.99/1,852,421.20
  6. Step 6: Final answer
    x = 1,430,738.31

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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.