Home / 1,594,355.40-2,391,678.90-647,530.20

Finding the Fourth Proportional to 1,594,355.40, 2,391,678.90 and 647,530.20

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Solution

The fourth proportional to 1,594,355.40, 2,391,678.90 and 647,530.20 is: 971,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,355.40 : 2,391,678.90 = 647,530.20 : x
  2. Step 2: Convert to fraction form
    1,594,355.40/2,391,678.90 = 647,530.20/x
  3. Step 3: Cross multiply
    1,594,355.40x = 2,391,678.90 × 647,530.20
  4. Step 4: Simplify right side
    1,594,355.40x = 1,548,684,316,452.78
  5. Step 5: Solve for x
    x = 1,548,684,316,452.78/1,594,355.40
  6. Step 6: Final answer
    x = 971,354.52

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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.