Home / 1,213,953.06-1,675,254.98-670,088.72

Finding the Fourth Proportional to 1,213,953.06, 1,675,254.98 and 670,088.72

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Solution

The fourth proportional to 1,213,953.06, 1,675,254.98 and 670,088.72 is: 924,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,953.06 : 1,675,254.98 = 670,088.72 : x
  2. Step 2: Convert to fraction form
    1,213,953.06/1,675,254.98 = 670,088.72/x
  3. Step 3: Cross multiply
    1,213,953.06x = 1,675,254.98 × 670,088.72
  4. Step 4: Simplify right side
    1,213,953.06x = 1,122,569,453,495.11
  5. Step 5: Solve for x
    x = 1,122,569,453,495.11/1,213,953.06
  6. Step 6: Final answer
    x = 924,722.29

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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.