Home / 1,065,355.02-1,470,233.16-612,646.02

Finding the Fourth Proportional to 1,065,355.02, 1,470,233.16 and 612,646.02

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Solution

The fourth proportional to 1,065,355.02, 1,470,233.16 and 612,646.02 is: 845,476.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,355.02 : 1,470,233.16 = 612,646.02 : x
  2. Step 2: Convert to fraction form
    1,065,355.02/1,470,233.16 = 612,646.02/x
  3. Step 3: Cross multiply
    1,065,355.02x = 1,470,233.16 × 612,646.02
  4. Step 4: Simplify right side
    1,065,355.02x = 900,732,493,946.02
  5. Step 5: Solve for x
    x = 900,732,493,946.02/1,065,355.02
  6. Step 6: Final answer
    x = 845,476.37

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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.