Home / 1,074,360.02-1,483,002.46-638,776.31

Finding the Fourth Proportional to 1,074,360.02, 1,483,002.46 and 638,776.31

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Solution

The fourth proportional to 1,074,360.02, 1,483,002.46 and 638,776.31 is: 881,740.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,360.02 : 1,483,002.46 = 638,776.31 : x
  2. Step 2: Convert to fraction form
    1,074,360.02/1,483,002.46 = 638,776.31/x
  3. Step 3: Cross multiply
    1,074,360.02x = 1,483,002.46 × 638,776.31
  4. Step 4: Simplify right side
    1,074,360.02x = 947,306,841,230.29
  5. Step 5: Solve for x
    x = 947,306,841,230.29/1,074,360.02
  6. Step 6: Final answer
    x = 881,740.60

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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.