Home / 1,186,708.02-1,637,254.22-670,386.48

Finding the Fourth Proportional to 1,186,708.02, 1,637,254.22 and 670,386.48

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Solution

The fourth proportional to 1,186,708.02, 1,637,254.22 and 670,386.48 is: 924,905.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,708.02 : 1,637,254.22 = 670,386.48 : x
  2. Step 2: Convert to fraction form
    1,186,708.02/1,637,254.22 = 670,386.48/x
  3. Step 3: Cross multiply
    1,186,708.02x = 1,637,254.22 × 670,386.48
  4. Step 4: Simplify right side
    1,186,708.02x = 1,097,593,093,410.95
  5. Step 5: Solve for x
    x = 1,097,593,093,410.95/1,186,708.02
  6. Step 6: Final answer
    x = 924,905.77

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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.