Home / 1,657,349.10-2,486,023.65-858,875.40

Finding the Fourth Proportional to 1,657,349.10, 2,486,023.65 and 858,875.40

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Solution

The fourth proportional to 1,657,349.10, 2,486,023.65 and 858,875.40 is: 1,288,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,349.10 : 2,486,023.65 = 858,875.40 : x
  2. Step 2: Convert to fraction form
    1,657,349.10/2,486,023.65 = 858,875.40/x
  3. Step 3: Cross multiply
    1,657,349.10x = 2,486,023.65 × 858,875.40
  4. Step 4: Simplify right side
    1,657,349.10x = 2,135,184,556,803.21
  5. Step 5: Solve for x
    x = 2,135,184,556,803.21/1,657,349.10
  6. Step 6: Final answer
    x = 1,288,313.10

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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.