Home / 1,547,442.32-2,135,374.16-859,074

Finding the Fourth Proportional to 1,547,442.32, 2,135,374.16 and 859,074

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Solution

The fourth proportional to 1,547,442.32, 2,135,374.16 and 859,074 is: 1,185,468.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,442.32 : 2,135,374.16 = 859,074 : x
  2. Step 2: Convert to fraction form
    1,547,442.32/2,135,374.16 = 859,074/x
  3. Step 3: Cross multiply
    1,547,442.32x = 2,135,374.16 × 859,074
  4. Step 4: Simplify right side
    1,547,442.32x = 1,834,444,421,127.84
  5. Step 5: Solve for x
    x = 1,834,444,421,127.84/1,547,442.32
  6. Step 6: Final answer
    x = 1,185,468.69

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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.