Home / 1,038,176.40-1,555,587.90-587,557.20

Finding the Fourth Proportional to 1,038,176.40, 1,555,587.90 and 587,557.20

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Solution

The fourth proportional to 1,038,176.40, 1,555,587.90 and 587,557.20 is: 880,386.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,176.40 : 1,555,587.90 = 587,557.20 : x
  2. Step 2: Convert to fraction form
    1,038,176.40/1,555,587.90 = 587,557.20/x
  3. Step 3: Cross multiply
    1,038,176.40x = 1,555,587.90 × 587,557.20
  4. Step 4: Simplify right side
    1,038,176.40x = 913,996,870,877.88
  5. Step 5: Solve for x
    x = 913,996,870,877.88/1,038,176.40
  6. Step 6: Final answer
    x = 880,386.87

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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.