Home / 1,513,235.60-2,088,279.32-834,196.40

Finding the Fourth Proportional to 1,513,235.60, 2,088,279.32 and 834,196.40

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Solution

The fourth proportional to 1,513,235.60, 2,088,279.32 and 834,196.40 is: 1,151,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,235.60 : 2,088,279.32 = 834,196.40 : x
  2. Step 2: Convert to fraction form
    1,513,235.60/2,088,279.32 = 834,196.40/x
  3. Step 3: Cross multiply
    1,513,235.60x = 2,088,279.32 × 834,196.40
  4. Step 4: Simplify right side
    1,513,235.60x = 1,742,035,090,938.45
  5. Step 5: Solve for x
    x = 1,742,035,090,938.45/1,513,235.60
  6. Step 6: Final answer
    x = 1,151,198.86

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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.