Home / 1,637,724.18-2,260,036.40-912,602.46

Finding the Fourth Proportional to 1,637,724.18, 2,260,036.40 and 912,602.46

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Solution

The fourth proportional to 1,637,724.18, 2,260,036.40 and 912,602.46 is: 1,259,378.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,724.18 : 2,260,036.40 = 912,602.46 : x
  2. Step 2: Convert to fraction form
    1,637,724.18/2,260,036.40 = 912,602.46/x
  3. Step 3: Cross multiply
    1,637,724.18x = 2,260,036.40 × 912,602.46
  4. Step 4: Simplify right side
    1,637,724.18x = 2,062,514,773,766.53
  5. Step 5: Solve for x
    x = 2,062,514,773,766.53/1,637,724.18
  6. Step 6: Final answer
    x = 1,259,378.59

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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.