Home / 1,176,363.60-1,765,711.80-578,000.40

Finding the Fourth Proportional to 1,176,363.60, 1,765,711.80 and 578,000.40

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Solution

The fourth proportional to 1,176,363.60, 1,765,711.80 and 578,000.40 is: 867,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,363.60 : 1,765,711.80 = 578,000.40 : x
  2. Step 2: Convert to fraction form
    1,176,363.60/1,765,711.80 = 578,000.40/x
  3. Step 3: Cross multiply
    1,176,363.60x = 1,765,711.80 × 578,000.40
  4. Step 4: Simplify right side
    1,176,363.60x = 1,020,582,126,684.72
  5. Step 5: Solve for x
    x = 1,020,582,126,684.72/1,176,363.60
  6. Step 6: Final answer
    x = 867,573.70

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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.