Home / 1,865,166.85-2,573,929.63-1,038,222.45

Finding the Fourth Proportional to 1,865,166.85, 2,573,929.63 and 1,038,222.45

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Solution

The fourth proportional to 1,865,166.85, 2,573,929.63 and 1,038,222.45 is: 1,432,746.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,166.85 : 2,573,929.63 = 1,038,222.45 : x
  2. Step 2: Convert to fraction form
    1,865,166.85/2,573,929.63 = 1,038,222.45/x
  3. Step 3: Cross multiply
    1,865,166.85x = 2,573,929.63 × 1,038,222.45
  4. Step 4: Simplify right side
    1,865,166.85x = 2,672,311,532,613.70
  5. Step 5: Solve for x
    x = 2,672,311,532,613.70/1,865,166.85
  6. Step 6: Final answer
    x = 1,432,746.63

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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.