Home / 3,480,779.04-4,803,400.26-1,931,950.14

Finding the Fourth Proportional to 3,480,779.04, 4,803,400.26 and 1,931,950.14

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Solution

The fourth proportional to 3,480,779.04, 4,803,400.26 and 1,931,950.14 is: 2,666,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,779.04 : 4,803,400.26 = 1,931,950.14 : x
  2. Step 2: Convert to fraction form
    3,480,779.04/4,803,400.26 = 1,931,950.14/x
  3. Step 3: Cross multiply
    3,480,779.04x = 4,803,400.26 × 1,931,950.14
  4. Step 4: Simplify right side
    3,480,779.04x = 9,279,929,804,783.04
  5. Step 5: Solve for x
    x = 9,279,929,804,783.04/3,480,779.04
  6. Step 6: Final answer
    x = 2,666,049.67

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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.