Home / 2,939,595.81-4,409,392.02-918,012.93

Finding the Fourth Proportional to 2,939,595.81, 4,409,392.02 and 918,012.93

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Solution

The fourth proportional to 2,939,595.81, 4,409,392.02 and 918,012.93 is: 1,377,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,595.81 : 4,409,392.02 = 918,012.93 : x
  2. Step 2: Convert to fraction form
    2,939,595.81/4,409,392.02 = 918,012.93/x
  3. Step 3: Cross multiply
    2,939,595.81x = 4,409,392.02 × 918,012.93
  4. Step 4: Simplify right side
    2,939,595.81x = 4,047,878,887,798.82
  5. Step 5: Solve for x
    x = 4,047,878,887,798.82/2,939,595.81
  6. Step 6: Final answer
    x = 1,377,018.87

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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.