Home / 1,031,804.60-1,547,925.60-312,087.20

Finding the Fourth Proportional to 1,031,804.60, 1,547,925.60 and 312,087.20

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Solution

The fourth proportional to 1,031,804.60, 1,547,925.60 and 312,087.20 is: 468,196.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,804.60 : 1,547,925.60 = 312,087.20 : x
  2. Step 2: Convert to fraction form
    1,031,804.60/1,547,925.60 = 312,087.20/x
  3. Step 3: Cross multiply
    1,031,804.60x = 1,547,925.60 × 312,087.20
  4. Step 4: Simplify right side
    1,031,804.60x = 483,087,766,312.32
  5. Step 5: Solve for x
    x = 483,087,766,312.32/1,031,804.60
  6. Step 6: Final answer
    x = 468,196.95

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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.