Home / 1,037,688.18-1,431,948-602,071.78

Finding the Fourth Proportional to 1,037,688.18, 1,431,948 and 602,071.78

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Solution

The fourth proportional to 1,037,688.18, 1,431,948 and 602,071.78 is: 830,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,688.18 : 1,431,948 = 602,071.78 : x
  2. Step 2: Convert to fraction form
    1,037,688.18/1,431,948 = 602,071.78/x
  3. Step 3: Cross multiply
    1,037,688.18x = 1,431,948 × 602,071.78
  4. Step 4: Simplify right side
    1,037,688.18x = 862,135,481,227.44
  5. Step 5: Solve for x
    x = 862,135,481,227.44/1,037,688.18
  6. Step 6: Final answer
    x = 830,823.26

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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.