Home / 1,604,292.90-2,213,888.67-879,124.74

Finding the Fourth Proportional to 1,604,292.90, 2,213,888.67 and 879,124.74

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Solution

The fourth proportional to 1,604,292.90, 2,213,888.67 and 879,124.74 is: 1,213,172.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,292.90 : 2,213,888.67 = 879,124.74 : x
  2. Step 2: Convert to fraction form
    1,604,292.90/2,213,888.67 = 879,124.74/x
  3. Step 3: Cross multiply
    1,604,292.90x = 2,213,888.67 × 879,124.74
  4. Step 4: Simplify right side
    1,604,292.90x = 1,946,284,301,402.70
  5. Step 5: Solve for x
    x = 1,946,284,301,402.70/1,604,292.90
  6. Step 6: Final answer
    x = 1,213,172.67

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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.