Home / 1,477,339.70-2,214,454.35-578,434.10

Finding the Fourth Proportional to 1,477,339.70, 2,214,454.35 and 578,434.10

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Solution

The fourth proportional to 1,477,339.70, 2,214,454.35 and 578,434.10 is: 867,042.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,339.70 : 2,214,454.35 = 578,434.10 : x
  2. Step 2: Convert to fraction form
    1,477,339.70/2,214,454.35 = 578,434.10/x
  3. Step 3: Cross multiply
    1,477,339.70x = 2,214,454.35 × 578,434.10
  4. Step 4: Simplify right side
    1,477,339.70x = 1,280,915,908,933.34
  5. Step 5: Solve for x
    x = 1,280,915,908,933.34/1,477,339.70
  6. Step 6: Final answer
    x = 867,042.23

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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.