Home / 1,087,605.18-1,500,853.40-604,200.72

Finding the Fourth Proportional to 1,087,605.18, 1,500,853.40 and 604,200.72

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Solution

The fourth proportional to 1,087,605.18, 1,500,853.40 and 604,200.72 is: 833,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,605.18 : 1,500,853.40 = 604,200.72 : x
  2. Step 2: Convert to fraction form
    1,087,605.18/1,500,853.40 = 604,200.72/x
  3. Step 3: Cross multiply
    1,087,605.18x = 1,500,853.40 × 604,200.72
  4. Step 4: Simplify right side
    1,087,605.18x = 906,816,704,894.45
  5. Step 5: Solve for x
    x = 906,816,704,894.45/1,087,605.18
  6. Step 6: Final answer
    x = 833,773.80

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Double scale
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1.5x scale

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.