Home / 1,360,070.38-1,875,941.94-1,178,459.74

Finding the Fourth Proportional to 1,360,070.38, 1,875,941.94 and 1,178,459.74

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Solution

The fourth proportional to 1,360,070.38, 1,875,941.94 and 1,178,459.74 is: 1,625,446.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,070.38 : 1,875,941.94 = 1,178,459.74 : x
  2. Step 2: Convert to fraction form
    1,360,070.38/1,875,941.94 = 1,178,459.74/x
  3. Step 3: Cross multiply
    1,360,070.38x = 1,875,941.94 × 1,178,459.74
  4. Step 4: Simplify right side
    1,360,070.38x = 2,210,722,050,867.50
  5. Step 5: Solve for x
    x = 2,210,722,050,867.50/1,360,070.38
  6. Step 6: Final answer
    x = 1,625,446.80

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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.