Home / 1,523,690.34-2,102,678.52-835,400.46

Finding the Fourth Proportional to 1,523,690.34, 2,102,678.52 and 835,400.46

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Solution

The fourth proportional to 1,523,690.34, 2,102,678.52 and 835,400.46 is: 1,152,844.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,690.34 : 2,102,678.52 = 835,400.46 : x
  2. Step 2: Convert to fraction form
    1,523,690.34/2,102,678.52 = 835,400.46/x
  3. Step 3: Cross multiply
    1,523,690.34x = 2,102,678.52 × 835,400.46
  4. Step 4: Simplify right side
    1,523,690.34x = 1,756,578,602,840.12
  5. Step 5: Solve for x
    x = 1,756,578,602,840.12/1,523,690.34
  6. Step 6: Final answer
    x = 1,152,844.88

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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.