Home / 1,047,513.80-1,570,502.70-416,115.40

Finding the Fourth Proportional to 1,047,513.80, 1,570,502.70 and 416,115.40

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Solution

The fourth proportional to 1,047,513.80, 1,570,502.70 and 416,115.40 is: 623,868.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,513.80 : 1,570,502.70 = 416,115.40 : x
  2. Step 2: Convert to fraction form
    1,047,513.80/1,570,502.70 = 416,115.40/x
  3. Step 3: Cross multiply
    1,047,513.80x = 1,570,502.70 × 416,115.40
  4. Step 4: Simplify right side
    1,047,513.80x = 653,510,359,211.58
  5. Step 5: Solve for x
    x = 653,510,359,211.58/1,047,513.80
  6. Step 6: Final answer
    x = 623,868.02

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1.5x scale

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.