Home / 1,249,101-1,723,992.90-712,557

Finding the Fourth Proportional to 1,249,101, 1,723,992.90 and 712,557

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Solution

The fourth proportional to 1,249,101, 1,723,992.90 and 712,557 is: 983,461.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,101 : 1,723,992.90 = 712,557 : x
  2. Step 2: Convert to fraction form
    1,249,101/1,723,992.90 = 712,557/x
  3. Step 3: Cross multiply
    1,249,101x = 1,723,992.90 × 712,557
  4. Step 4: Simplify right side
    1,249,101x = 1,228,443,208,845.30
  5. Step 5: Solve for x
    x = 1,228,443,208,845.30/1,249,101
  6. Step 6: Final answer
    x = 983,461.87

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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.