Home / 1,373,478.84-1,895,423.82-761,657.40

Finding the Fourth Proportional to 1,373,478.84, 1,895,423.82 and 761,657.40

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Solution

The fourth proportional to 1,373,478.84, 1,895,423.82 and 761,657.40 is: 1,051,099.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,478.84 : 1,895,423.82 = 761,657.40 : x
  2. Step 2: Convert to fraction form
    1,373,478.84/1,895,423.82 = 761,657.40/x
  3. Step 3: Cross multiply
    1,373,478.84x = 1,895,423.82 × 761,657.40
  4. Step 4: Simplify right side
    1,373,478.84x = 1,443,663,578,639.27
  5. Step 5: Solve for x
    x = 1,443,663,578,639.27/1,373,478.84
  6. Step 6: Final answer
    x = 1,051,099.98

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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.