Home / 1,093,045.32-1,508,405.20-609,641.78

Finding the Fourth Proportional to 1,093,045.32, 1,508,405.20 and 609,641.78

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Solution

The fourth proportional to 1,093,045.32, 1,508,405.20 and 609,641.78 is: 841,307.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,045.32 : 1,508,405.20 = 609,641.78 : x
  2. Step 2: Convert to fraction form
    1,093,045.32/1,508,405.20 = 609,641.78/x
  3. Step 3: Cross multiply
    1,093,045.32x = 1,508,405.20 × 609,641.78
  4. Step 4: Simplify right side
    1,093,045.32x = 919,586,822,023.13
  5. Step 5: Solve for x
    x = 919,586,822,023.13/1,093,045.32
  6. Step 6: Final answer
    x = 841,307.13

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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.