Home / 1,508,548.78-2,261,328.45-708,397.98

Finding the Fourth Proportional to 1,508,548.78, 2,261,328.45 and 708,397.98

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Solution

The fourth proportional to 1,508,548.78, 2,261,328.45 and 708,397.98 is: 1,061,895.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,548.78 : 2,261,328.45 = 708,397.98 : x
  2. Step 2: Convert to fraction form
    1,508,548.78/2,261,328.45 = 708,397.98/x
  3. Step 3: Cross multiply
    1,508,548.78x = 2,261,328.45 × 708,397.98
  4. Step 4: Simplify right side
    1,508,548.78x = 1,601,920,506,096.53
  5. Step 5: Solve for x
    x = 1,601,920,506,096.53/1,508,548.78
  6. Step 6: Final answer
    x = 1,061,895.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.