Home / 1,355,114.40-2,032,671.60-456,257.40

Finding the Fourth Proportional to 1,355,114.40, 2,032,671.60 and 456,257.40

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Solution

The fourth proportional to 1,355,114.40, 2,032,671.60 and 456,257.40 is: 684,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,114.40 : 2,032,671.60 = 456,257.40 : x
  2. Step 2: Convert to fraction form
    1,355,114.40/2,032,671.60 = 456,257.40/x
  3. Step 3: Cross multiply
    1,355,114.40x = 2,032,671.60 × 456,257.40
  4. Step 4: Simplify right side
    1,355,114.40x = 927,421,459,269.84
  5. Step 5: Solve for x
    x = 927,421,459,269.84/1,355,114.40
  6. Step 6: Final answer
    x = 684,386.10

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1.5x scale

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.