Home / 1,249,102-1,723,994.28-712,558

Finding the Fourth Proportional to 1,249,102, 1,723,994.28 and 712,558

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Solution

The fourth proportional to 1,249,102, 1,723,994.28 and 712,558 is: 983,463.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,102 : 1,723,994.28 = 712,558 : x
  2. Step 2: Convert to fraction form
    1,249,102/1,723,994.28 = 712,558/x
  3. Step 3: Cross multiply
    1,249,102x = 1,723,994.28 × 712,558
  4. Step 4: Simplify right side
    1,249,102x = 1,228,445,916,168.24
  5. Step 5: Solve for x
    x = 1,228,445,916,168.24/1,249,102
  6. Step 6: Final answer
    x = 983,463.25

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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.