Home / 1,318,941.63-1,976,881.01-607,476.51

Finding the Fourth Proportional to 1,318,941.63, 1,976,881.01 and 607,476.51

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Solution

The fourth proportional to 1,318,941.63, 1,976,881.01 and 607,476.51 is: 910,509.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,941.63 : 1,976,881.01 = 607,476.51 : x
  2. Step 2: Convert to fraction form
    1,318,941.63/1,976,881.01 = 607,476.51/x
  3. Step 3: Cross multiply
    1,318,941.63x = 1,976,881.01 × 607,476.51
  4. Step 4: Simplify right side
    1,318,941.63x = 1,200,908,773,602.69
  5. Step 5: Solve for x
    x = 1,200,908,773,602.69/1,318,941.63
  6. Step 6: Final answer
    x = 910,509.42

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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.