Home / 1,618,430.42-2,234,328.90-974,009

Finding the Fourth Proportional to 1,618,430.42, 2,234,328.90 and 974,009

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Solution

The fourth proportional to 1,618,430.42, 2,234,328.90 and 974,009 is: 1,344,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,430.42 : 2,234,328.90 = 974,009 : x
  2. Step 2: Convert to fraction form
    1,618,430.42/2,234,328.90 = 974,009/x
  3. Step 3: Cross multiply
    1,618,430.42x = 2,234,328.90 × 974,009
  4. Step 4: Simplify right side
    1,618,430.42x = 2,176,256,457,560.10
  5. Step 5: Solve for x
    x = 2,176,256,457,560.10/1,618,430.42
  6. Step 6: Final answer
    x = 1,344,671.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.