Home / 1,402,521.66-2,103,782.89-337,563.72

Finding the Fourth Proportional to 1,402,521.66, 2,103,782.89 and 337,563.72

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Solution

The fourth proportional to 1,402,521.66, 2,103,782.89 and 337,563.72 is: 506,345.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,521.66 : 2,103,782.89 = 337,563.72 : x
  2. Step 2: Convert to fraction form
    1,402,521.66/2,103,782.89 = 337,563.72/x
  3. Step 3: Cross multiply
    1,402,521.66x = 2,103,782.89 × 337,563.72
  4. Step 4: Simplify right side
    1,402,521.66x = 710,160,778,420.75
  5. Step 5: Solve for x
    x = 710,160,778,420.75/1,402,521.66
  6. Step 6: Final answer
    x = 506,345.68

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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.