Home / 1,852,655.40-2,556,709.86-1,036,852.68

Finding the Fourth Proportional to 1,852,655.40, 2,556,709.86 and 1,036,852.68

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Solution

The fourth proportional to 1,852,655.40, 2,556,709.86 and 1,036,852.68 is: 1,430,882.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,655.40 : 2,556,709.86 = 1,036,852.68 : x
  2. Step 2: Convert to fraction form
    1,852,655.40/2,556,709.86 = 1,036,852.68/x
  3. Step 3: Cross multiply
    1,852,655.40x = 2,556,709.86 × 1,036,852.68
  4. Step 4: Simplify right side
    1,852,655.40x = 2,650,931,470,323.42
  5. Step 5: Solve for x
    x = 2,650,931,470,323.42/1,852,655.40
  6. Step 6: Final answer
    x = 1,430,882.11

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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.