Home / 1,409,710.86-2,114,547.96-344,762.16

Finding the Fourth Proportional to 1,409,710.86, 2,114,547.96 and 344,762.16

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Solution

The fourth proportional to 1,409,710.86, 2,114,547.96 and 344,762.16 is: 517,138.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,710.86 : 2,114,547.96 = 344,762.16 : x
  2. Step 2: Convert to fraction form
    1,409,710.86/2,114,547.96 = 344,762.16/x
  3. Step 3: Cross multiply
    1,409,710.86x = 2,114,547.96 × 344,762.16
  4. Step 4: Simplify right side
    1,409,710.86x = 729,016,122,113.19
  5. Step 5: Solve for x
    x = 729,016,122,113.19/1,409,710.86
  6. Step 6: Final answer
    x = 517,138.76

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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.