Home / 1,708,257.52-2,357,423.42-1,019,989.52

Finding the Fourth Proportional to 1,708,257.52, 2,357,423.42 and 1,019,989.52

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Solution

The fourth proportional to 1,708,257.52, 2,357,423.42 and 1,019,989.52 is: 1,407,602.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,257.52 : 2,357,423.42 = 1,019,989.52 : x
  2. Step 2: Convert to fraction form
    1,708,257.52/2,357,423.42 = 1,019,989.52/x
  3. Step 3: Cross multiply
    1,708,257.52x = 2,357,423.42 × 1,019,989.52
  4. Step 4: Simplify right side
    1,708,257.52x = 2,404,547,182,602.56
  5. Step 5: Solve for x
    x = 2,404,547,182,602.56/1,708,257.52
  6. Step 6: Final answer
    x = 1,407,602.28

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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.