Home / 2,953,607.60-4,430,411.40-709,745.60

Finding the Fourth Proportional to 2,953,607.60, 4,430,411.40 and 709,745.60

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Solution

The fourth proportional to 2,953,607.60, 4,430,411.40 and 709,745.60 is: 1,064,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,607.60 : 4,430,411.40 = 709,745.60 : x
  2. Step 2: Convert to fraction form
    2,953,607.60/4,430,411.40 = 709,745.60/x
  3. Step 3: Cross multiply
    2,953,607.60x = 4,430,411.40 × 709,745.60
  4. Step 4: Simplify right side
    2,953,607.60x = 3,144,464,997,339.84
  5. Step 5: Solve for x
    x = 3,144,464,997,339.84/2,953,607.60
  6. Step 6: Final answer
    x = 1,064,618.40

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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.