Home / 1,303,498.02-1,798,800.14-714,789.20

Finding the Fourth Proportional to 1,303,498.02, 1,798,800.14 and 714,789.20

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Solution

The fourth proportional to 1,303,498.02, 1,798,800.14 and 714,789.20 is: 986,394.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,498.02 : 1,798,800.14 = 714,789.20 : x
  2. Step 2: Convert to fraction form
    1,303,498.02/1,798,800.14 = 714,789.20/x
  3. Step 3: Cross multiply
    1,303,498.02x = 1,798,800.14 × 714,789.20
  4. Step 4: Simplify right side
    1,303,498.02x = 1,285,762,913,030.49
  5. Step 5: Solve for x
    x = 1,285,762,913,030.49/1,303,498.02
  6. Step 6: Final answer
    x = 986,394.22

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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.