Home / 1,663,637.80-2,495,456.08-653,235.16

Finding the Fourth Proportional to 1,663,637.80, 2,495,456.08 and 653,235.16

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Solution

The fourth proportional to 1,663,637.80, 2,495,456.08 and 653,235.16 is: 979,852.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,637.80 : 2,495,456.08 = 653,235.16 : x
  2. Step 2: Convert to fraction form
    1,663,637.80/2,495,456.08 = 653,235.16/x
  3. Step 3: Cross multiply
    1,663,637.80x = 2,495,456.08 × 653,235.16
  4. Step 4: Simplify right side
    1,663,637.80x = 1,630,119,651,691.77
  5. Step 5: Solve for x
    x = 1,630,119,651,691.77/1,663,637.80
  6. Step 6: Final answer
    x = 979,852.50

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Double scale
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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.