Home / 1,772,126.40-2,658,061.11-692,435.94

Finding the Fourth Proportional to 1,772,126.40, 2,658,061.11 and 692,435.94

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Solution

The fourth proportional to 1,772,126.40, 2,658,061.11 and 692,435.94 is: 1,038,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,126.40 : 2,658,061.11 = 692,435.94 : x
  2. Step 2: Convert to fraction form
    1,772,126.40/2,658,061.11 = 692,435.94/x
  3. Step 3: Cross multiply
    1,772,126.40x = 2,658,061.11 × 692,435.94
  4. Step 4: Simplify right side
    1,772,126.40x = 1,840,537,048,913.32
  5. Step 5: Solve for x
    x = 1,840,537,048,913.32/1,772,126.40
  6. Step 6: Final answer
    x = 1,038,603.71

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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.