Home / 1,133,557.40-1,700,336.10-385,603.40

Finding the Fourth Proportional to 1,133,557.40, 1,700,336.10 and 385,603.40

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Solution

The fourth proportional to 1,133,557.40, 1,700,336.10 and 385,603.40 is: 578,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,557.40 : 1,700,336.10 = 385,603.40 : x
  2. Step 2: Convert to fraction form
    1,133,557.40/1,700,336.10 = 385,603.40/x
  3. Step 3: Cross multiply
    1,133,557.40x = 1,700,336.10 × 385,603.40
  4. Step 4: Simplify right side
    1,133,557.40x = 655,655,381,302.74
  5. Step 5: Solve for x
    x = 655,655,381,302.74/1,133,557.40
  6. Step 6: Final answer
    x = 578,405.10

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Similar ratio
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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.