Home / 1,604,515.83-2,214,248.85-879,347.67

Finding the Fourth Proportional to 1,604,515.83, 2,214,248.85 and 879,347.67

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Solution

The fourth proportional to 1,604,515.83, 2,214,248.85 and 879,347.67 is: 1,213,509.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,515.83 : 2,214,248.85 = 879,347.67 : x
  2. Step 2: Convert to fraction form
    1,604,515.83/2,214,248.85 = 879,347.67/x
  3. Step 3: Cross multiply
    1,604,515.83x = 2,214,248.85 × 879,347.67
  4. Step 4: Simplify right side
    1,604,515.83x = 1,947,094,567,047.68
  5. Step 5: Solve for x
    x = 1,947,094,567,047.68/1,604,515.83
  6. Step 6: Final answer
    x = 1,213,509.10

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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.