Home / 1,854,291.60-2,779,363.80-789,152.40

Finding the Fourth Proportional to 1,854,291.60, 2,779,363.80 and 789,152.40

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Solution

The fourth proportional to 1,854,291.60, 2,779,363.80 and 789,152.40 is: 1,182,846.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,291.60 : 2,779,363.80 = 789,152.40 : x
  2. Step 2: Convert to fraction form
    1,854,291.60/2,779,363.80 = 789,152.40/x
  3. Step 3: Cross multiply
    1,854,291.60x = 2,779,363.80 × 789,152.40
  4. Step 4: Simplify right side
    1,854,291.60x = 2,193,341,613,243.12
  5. Step 5: Solve for x
    x = 2,193,341,613,243.12/1,854,291.60
  6. Step 6: Final answer
    x = 1,182,846.11

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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.