Home / 1,235,595.40-1,853,565.90-525,617.80

Finding the Fourth Proportional to 1,235,595.40, 1,853,565.90 and 525,617.80

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Solution

The fourth proportional to 1,235,595.40, 1,853,565.90 and 525,617.80 is: 788,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,595.40 : 1,853,565.90 = 525,617.80 : x
  2. Step 2: Convert to fraction form
    1,235,595.40/1,853,565.90 = 525,617.80/x
  3. Step 3: Cross multiply
    1,235,595.40x = 1,853,565.90 × 525,617.80
  4. Step 4: Simplify right side
    1,235,595.40x = 974,267,230,513.02
  5. Step 5: Solve for x
    x = 974,267,230,513.02/1,235,595.40
  6. Step 6: Final answer
    x = 788,500.21

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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.