Home / 1,008,035.60-1,509,979.80-692,848.40

Finding the Fourth Proportional to 1,008,035.60, 1,509,979.80 and 692,848.40

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Solution

The fourth proportional to 1,008,035.60, 1,509,979.80 and 692,848.40 is: 1,037,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,035.60 : 1,509,979.80 = 692,848.40 : x
  2. Step 2: Convert to fraction form
    1,008,035.60/1,509,979.80 = 692,848.40/x
  3. Step 3: Cross multiply
    1,008,035.60x = 1,509,979.80 × 692,848.40
  4. Step 4: Simplify right side
    1,008,035.60x = 1,046,187,088,462.32
  5. Step 5: Solve for x
    x = 1,046,187,088,462.32/1,008,035.60
  6. Step 6: Final answer
    x = 1,037,847.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.